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Glossary

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A

Acidic
Foods, such as vinegar and tomatoes that have a pH level less than 7.0.
acute disease
A disease that develops rapidly and produces symptoms quickly after infection. Patients soon recover, or die.
ADA
The Americans with Disabilities Act. The law requires reasonable accommodation for access to an establishment by clients and employees with disabilities. The law was passed in 1990.
additives
Preservatives, antioxidants, colorings, emulsifiers, stabilizers, artificial sweeteners and flavorings added to food to improve quality, taste, shelf life, function or appearance.
aerobe
An organism that requires oxygen to live. Also referred to as 'aerobic organism'.
aflatoxins
Toxins produced by mold that can cause serious illness and cannot be killed by cooking.
air Gap
The space between a water outlet and the highest level of water in a sink drain or tub. It is one of the cheapest and most reliable methods of backflow prevention. 
alkaline
The opposite chemical property of acids. Alkaline products have a pH level greater than 7.0.
allergen
Any substance, such as foods, pollens, and microorganisms that causes allergies in certain individuals.
anaerobe
An organism that requires the absence of oxygen to live. Also referred to as 'anaerobic organism'.
anaphylactic reaction
A severe allergic reaction affecting the whole body, often within minutes of eating the food, and which may result in death.
Anisakis simplex
A parasite that lives only in its host but survives in food, like raw or undercooked seafood.
antiseptic
A substance that prevents the growth of bacteria and molds, specifically on or in the human body.
aseptic
Free from microorganisms.

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B

Bacillus cereus
An intoxication commonly found in starchy foods and meat products. This type of bacteria produces two types of toxins: emetic and diarrheal. Each toxin causes a different type of illness.
backflow
The reverse flow of water from a contaminated source to the potable water supply. It can occur when there is a drop in water pressure and water from the contaminated supply is sucked into the potable water system.
bacteria
Single-celled microorganisms with rigid cell walls that multiply by dividing into two (that is, by binary fission). Some bacteria cause illness and others cause food spoilage.
Biological contamination
The contamination of food by microorganisms. Examples of biological contaminants include bacteria, parasites, viruses, and fungi. These microorganisms may be transferred to food from a variety of sources, such as people, raw food, pests, and refuse.
biological
Of or relating to living organisms.
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C

Campylobacter jejuni
An infection found on raw poultry and in contaminated water.
carrier
A person who harbors, and may transmit, pathogenic organisms with or without showing signs of illness.
CCP
Stands for Critical Control Point within a HACCP plan. A step in the process where control can be applied and is essential to prevent or eliminate a food safety hazard or reduce it to an acceptable level.
CDC
Centers for Disease Control and Prevention. The CDC investigates foodborne disease outbreaks.
chemical contamination
The contamination of food by chemical substances such as pesticides and cleaning solutions.
ciguatoxin
A toxin found in some tropical coral reef fish. The toxin causes the following symptoms when consumed: nausea, vomiting, diarrhea, muscular weakness, numbness in extremities and can cause respiratory arrest. 
CIP
Stands for Cleaning In Place. The cleaning process necessary when equipment cannot be dismantled or moved. It involves the circulating of non-foaming detergents and disinfectants, or sanitizers, through assembled equipment and pipes, using heat and mostly turbulence to attain a satisfactory result. 
cleaning
The process of removing soil, food residues, dirt, grease and other objectionable matter; the chemical used to do this is called a detergent.
cleaning compounds
A chemical compound, such as soap, that is used to remove dirt, food, stains, or other deposits from surfaces. 
Clostridium botulinum
An intoxication commonly found in soil, and therefore, in products that come from soil such as root vegetables. It is anaerobic, which means it grows without oxygen. Because there's no need for oxygen, clostridium botulinum can also be found in improperly canned food. 
Clostridium perfringens
A mild infection caused by toxin-producing spores. It is anaerobic and can be found in soil, animal and human waste, dust, insects, and raw meat.
colitis
An acute or chronic inflammation of the large intestine or bowel. 
colony
A group of microorganisms produced from one parent cell.
communicable
Capable of being transmitted between persons or species.
comminuted
To reduce in size by grinding, mincing, chopping, or flaking. Ground meats are examples of comminuted food.
contamination
The occurrence of any objectionable matter in food or the food environment.
control measures
Actions required to prevent or eliminate a food safety hazard, or reduce it to an acceptable level.
core item
An item that usually relates to general sanitation, operational controls, sanitation standard operating procedures, facilities or structures, equipment design, or general maintenance.
corrective action
The action to be taken when a critical limit is breached.
critical limit
The value of a monitored action that separates the acceptable from the unacceptable.
cross-connection
The mixing of potable and contaminated water in plumbing lines. 
cross-contimination
The transfer of bacteria from contaminated foods (usually raw) to ready-to-eat foods by direct contact, drip or indirect contact, or using a vehicle such as the hands or a cloth.
Cryptosporidium parvum
A parasite found in soil, food, water, or surfaces that have been contaminated with infected human or animal feces.
Cyclospora cayetanensis
A microscopic, single-cell parasite that infects the small intestine and is found in contaminated water and various types of produce.

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D

decline phase
Bacterial growth phase when the number of bacteria decreases as there are more bacteria dying than multiplying. 
decomposition
The process of decay in a living organism.  
dehydration
The process of reducing the amount of water available in food to prevent the growth of microorganisms.
detergent
A chemical or mixture of chemicals made of soap or synthetic substitutes. It facilitates the removal of grease and food particles from dishes and utensils and promotes cleanliness, so that all surfaces are readily accessible to the action of disinfectants. 
disinfectant
A chemical used for disinfection, that is, to reduce microorganisms to a safe level. 
disinfection
The process of reducing microorganisms to a level that will not lead to harmful contamination or spoilage of food; the chemical used is called a disinfectant. Chemical agents and/or physical methods used in this process should not adversely affect the food. 

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E

E. coli
A bacteria found in the intestines of mammals. It can be found in ground beef and also contaminated produce. 
endotoxin
Toxin (poison) present in the cell wall of many bacteria that is released on death of the bacteria. 
enzymes
Proteins produced by living organisms. 
exclusion
Requiring a worker to leave the food establishment as a result of specific illnesses, symptoms, or exposure to certain diseases. 
exotoxin
Toxin (poison) usually produced during the multiplication of some bacteria. They are highly toxic proteins and are often produced in food. 

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F

facultative anaerobe
An organism that can multiply with or without the presence of oxygen.
FAT TOM
The acronym that lists the conditions that support the rapid growth of microorganisms. These conditions are food, acidity, temperature, time, oxygen, and moisture.
FDA
Food and Drug Administration.
FIFO
The acronym for First In First Out, which is used in stock rotation.
food additives
Preservatives, food colorings, and flavorings that are added to food. 
food allergy
An identifiable immunological response to food or food additives, which may involve the respiratory system, the gastrointestinal tract, the skin or the central nervous system. The most common food allergies are caused by: nuts -- especially peanuts, eggs, wheat, shellfish, milk and soy.
food establishment
Any business (whether for profit or not) whose commercial operations deal with food or food sources.
food irradiation
The process of subjecting food to doses of ionizing radiation (such as gamma rays, x-rays or electrons) to destroy parasites, insects and most microorganisms, to extend the life of food and reduce the risk of food-borne illness.
food safety
The measures and conditions necessary to control hazards and to ensure fitness for human consumption of a foodstuff, taking into account its intended use.
food safety hazard
A biological, chemical or physical agent in food, or a condition of food, with the potential to cause harm (that is, an adverse health effect) to the consumer. Most biological hazards are microbiological.
food safety management system
The policies, procedures, practices, controls and documentation that ensure that food sold by a food business is safe to eat and free from contaminants.
food safety policy
A company's commitment to producing safe food, providing satisfactory premises and equipment and ensuring legal responsibilities are met and appropriate records maintained. The document outlines management responsibilities and is used to communicate standards to staff. 
foodborne disease outbreak
The same illness resulting from the consumption of the same food.
foodborne illness
An acute illness resulting from eating contaminated food with symptoms including abdominal pain, diarrhea, vomiting, and nausea.
food safety
The measures and conditions necessary to control hazards and to ensure fitness for human consumption of a foodstuff, taking into account its intended use.
fumigation
A method of pest control that completely fills an area with smoke, gas or vapor in order to kill vermin or insects. 
fungi
Biological contaminants that can be found naturally in air, plants, soil, and water. Fungi can be small, single-celled organisms or larger multi-cellular organisms.

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G

gastrointestinal
Relating to the stomach and/or intestines.
generation time
The time between each bacterial division. 
germination
The development or growth of microorganisms.
Giardia duodenalis
A parasite found in contaminated water, raw fruits, and vegetables.

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H

HACCP
Hazard Analysis and Critical Control Point. A food safety management system that identifies, evaluates and controls hazards that are significant for food safety.
HACCP plan
Documentation completed during the HACCP study and implementation. It includes the hazard analysis, the flow diagram, the HACCP control charts, monitoring records, verification details and modifications to the system.
hand washing
The process of cleansing the hands with soap and water to thoroughly remove soil and/or microorganisms. Food workers must clean their hands up to their elbows.
hazard analysis
The process of collecting and evaluating information on hazards and conditions leading to their presence to decide which are significant for food safety and therefore should be addressed in the HACCP plan.
heat stable toxin
A toxin that is not destroyed by cooking food at normal times and temperatures. 
Hepatitis A virus
A disease primarily found in the feces of infected persons. It is spread by infected food workers to ready-to-eat food including deli meats. It can also be spread to produce and salads and can be found in raw shellfish.
high-risk food
See potentially hazardous food (PHF)/time/temperature control for safety food (TCS Food).
high-risk population
People who are at high-risk for foodborne illness, including the elderly, the very young, people who are immunocompromised, pregnant women, and allergen-sensitive people. 
histamine
A toxin formed in certain scombroid fish, such as mackerel, mahi mahi, and tuna, when they are temperature abused. 
histidine
A natural amino acid present in protein material found in certain scombroid fish, such as mackerel, mahi mahi, and tuna. When these fish are temperature abused, it can lead to histamine production or scombroid poisoning. 
HIV virus
A retrovirus spread through blood and bodily fluids. The CDC has found no evidence that the HIV virus can be transmitted through food.
hot holding
The storage of cooked food at 135°F (57°C) or higher, while awaiting consumption by customers.  

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I

immunocompromised
Having an immune system that is impaired, including the very old, very young and those with a disease or ongoing treatment that weakens the immune system.
incubation period
The period between infection and the first signs of illness.
infection
A disease caused by the release of endotoxins in the intestine of the affected person. Illnesses caused by infection will normally have a longer onset time. It may take one or two days before the infection makes a person feel ill.
intoxication
An illness caused when bacteria produce and release exotoxins into food. Illnesses caused by intoxication will normally have a short onset time. Intoxication can also be caused by chemical residues and food additives.
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J

jaundice
A yellowish discoloration of the skin and eyes, indicating liver mlfunctiona and illness.

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L

lag phase
Bacterial growth phase when bacteria are not multiplying at all.
lesion
A skin injury usually caused by disease or trauma.
Listeria monocytogenes
An infection naturally found in soil, raw vegetables, and milk that has not been properly pasteurized. It is associated with certain ready-to-eat foods such as deli meats and hot dogs.
logarithmic phase
Bacterial growth phase when bacteria multiply rapidly.
low-risk food
Ambient stable foods that do not normally support the multiplication of pathogens. They include food that is acidic, high in sugar and high in salt.

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M

Map
Modified Atmosphere Packaging. A physical preservation method that involves changing the proportion of gases normally present around a food item; for example, vacuum packing.
mechanically tenderized
Manipulating meat with deep penetration by processes which may be referred to as 'blade tenderizing,' 'jaccarding,' 'pinning,' 'needling,' or using blades, pins, needles or any mechanical device. It does not include processes by which solutions are injected into meat.
microbiological
Living organisms invisible without the use of a microscope. 
microorganisms
Organisms such as bacteria, viruses, fungi, and parasites that are too small to be seen with the naked eye. The microorganisms listed contaminate food and cause foodborne illness.
mold
Microscopic chlorophyll-free fungi which produce thread-like filaments; they can be black, white or of various colors. 
monitoring
The planned observations and measurements of control parameters to confirm that the process is under control and that critical limits are not exceeded.

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N

non-continuous cooking
The cooking of food in a food establishment using a process in which the initial heating of the food is intentionally halted so that it may be cooled and held for complete cooking at a later time prior to sale or service. It does not include cooking procedures that only involve temporarily interrupting or slowing an otherwise continuous cooking process.
non-perishable food
Food that does not sustain the growth of microorganisms, such as sugar, flour and dried fruit. Also referred to as 'stable'.
Norovirus
A single-stranded RNA virus that causes gastroenteritis. It is a primary cause of foodborne illnesses and is transmitted by fecally contaminated food or water. Norovirus can also be transmitted by person-to-person contact. 
microorganisms
Organisms such as bacteria, viruses, fungi, and parasites that are too small to be seen with the naked eye. The microorganisms listed contaminate food and cause foodborne illness.
mold
Microscopic chlorophyll-free fungi which produce thread-like filaments; they can be black, white or of various colors. 
monitoring
The planned observations and measurements of control parameters to confirm that the process is under control and that critical limits are not exceeded.

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O

onset period
The period between eating contaminated food and the first signs of illness.

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P

parasite
An organism that lives and feeds in or on another living creature, known as a host, in a way that benefits the parasite and disadvantages the host. In some cases, the host eventually dies. 
pasteurization
A heat treatment of food at a relatively low temperature that destroys the vegetative pathogens and most spoilage organisms, thus prolonging the shelf life. Toxins and spores generally survive and rapid cooling and refrigerated storage is usually essential.
pathogen
Disease producing organism.
perishable food
Food that is most prone to spoilage, such as meat, poultry, fish, dairy products, fruits and vegetables.
person in charge
An individual responsible for a food establishment, or the department or area of a food establishment. 
personal hygiene
Standards of personal cleanliness habits, including keeping hands, hair, and body clean, and wearing clean clothing in the food establishment.
pest
An animal, bird or insect capable of directly or indirectly contaminating food.
PH
A index used as a measure of acidity / alkalinity, measured on a scale of 1 to 14. Acidic foods have pH values below 7 and alkaline foods above 7; a pH value of 7 is neutral. 
physical contamination
Occurs when any foreign object becomes mixed with food and presents a hazard or nuisance to those consuming it.
potable water
Water that is safe to drink; an approved water supply.
potentially hazardous food (PHF)/time/temperature control for safety food (TCS Food)
Products that under the right circumstances support the growth of foodborne illness-causing microorganisms.
preservation
The treatment of food to prevent or delay food spoilage, and inhibit the growth of pathogenic microorganisms, which would render the food unfit for consumption.
priority foundation item
A provision in the FDA Food Code whose application supports, facilitates or enables one or more priority items. It includes an item that requires the purposeful incorporation of specific actions, equipment or procedures by industry management to attain control of risk factors that contribute to foodborne illness or injury such as personnel training, infrastructure or necessary equipment, HACCP plans, documentation or record keeping, and labeling.
priority item
A provision in the FDA Food Code whose application contributes directly to the elimination, prevention or reduction to an acceptable level, hazards associated with foodborne illness or injury and there is no other provision that more directly controls the hazard. It includes items with a quantifiable measure to show control of hazards such as cooking, reheating, cooling, handwashing.
protozoa
A type of parasite. Single-celled microscopic organisms (larger than bacteria) that form the basis of the food chain. They live in moist habitats such as oceans, rivers, soil and decaying matter; some are pathogenic.

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Q

quality assurance
A planned and systematic approach to ensuring that a product or service meets the required standards over time. It is a proactive process.
quality control
A series of techniques used to assess compliance with a standard specification, which relies on end-product testing as an indicator of consistent quality. It is a reactive process.
quaternary ammonium
Quaternary Ammonium Compounds. A common example of a chemical disinfectant. Commonly also referred to as 'Quats'.

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R

rapid cooling
The process of cooling food quickly to 41°F (5°C)
ready-to-eat food
Food that is meant for consumption without any treatment that is intended to destroy any pathogens that may be present. They include all high-risk foods and such foods as fruit, salad, vegetables and bread.
reheating
The process of re-cooking previously cooked and cooled foods to a temperature of at least 165°F (74°C).  
restriction
Preventing a worker with certain illnesses or symptoms from working with food or in food contact areas.
risk
The likelihood of a hazard occurring in food.
risk assessment
The process of identifying hazards, assessing risks and severity, and evaluating their significance.

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S

safe food
Food that is free of contaminants and will not cause harm, injury or illness to anyone eating it.
Salmonella spp.
An infection commonly found in raw poultry, eggs, raw meat, and dairy products. It has also been found in ready-to-eat food that has come into contact with infected animals or their waste.
sanitize
Using chemicals or heat to clean and disinfect at the same time.
scrombroid
A species of fish, including tuna, mahi mahi and mackerel, that can produce histamine toxins when temperature abused.
septic
Infected by bacteria, which produce pus.
Shiga toxin-producing E. coli
An infection found in ground beef and contaminated produce. It takes only a small amount of the bacteria to cause illness.
Shigella spp.
A bacterial infection found in the feces of people with shigellosis. It can be found in ready-to-eat foods such as greens, milk products, and vegetables, and also in contaminated water. The most common method of transmission is cross-contamination. Flies can also be carriers of this type of bacteria.
slacking
The process of gradually increasing frozen food from a temperature of -10°F to 25°F (-23°C to -4°C) to facilitate even heat distribution during the cooking process.
spore
A resistant resting phase of bacteria, protecting them against adverse conditions such as high temperatures.
Staphylococcus aureus
An intoxication commonly found on the skin, nose, and hands of one out of two people. It is transferred easily from humans to food when people carrying the bacteria handle the food without washing their hands. This bacteria also produces toxins that multiply rapidly in room-temperature food. 
stationary phase
Bacterial growth phase when the number of bacteria produced by multiplication equals the number of bacteria dying.
stock rotation
The practice of ensuring the oldest stock is used first and that all stock is used within its shelf life.
sulfite preservative
A chemical preservative used to prevent spoilage. Sulfites can cause reactions, including respiratory complications, in some individuals. 

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T

target level
The pre-determined value for the control measure that will eliminate or control the hazard at a control point.
temperature danger zone
The temperature range at which most foodborne microorganisms rapidly grow. The temperature danger zone is between 41° to 135°F (5° to 57°C).
toxin
Poison produced by pathogens, either in the food or in the body, after consumption of contaminated food.
transmissible
Capable of being transmitted from person to person.
Trichinella spiralis
An intestinal roundworm that is found in wild game animals and in undercooked pork. The larvae of the trichinella spiralis can move throughout the body, infecting various muscles and causing the infection Trichinosis.
Trichinosis
An infection caused by trichinella spiralis, which is an intestinal roundworm that can be found in wild game animals and in undercooked pork. The larvae of the trichinella spiralis can move throughout the body, infecting various muscles.

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U

UHT
Ultra Heat Treatment. A high temperature preservation method used to extend shelf life without the changes in flavor and texture caused by sterilization. 
unadulterated
Food in a pure state.
USDA
United States Department of Agriculture.
use-by date
The last date recommended for the use of the product while at peak quality. The manufacturer of the product usually determines the date.

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V

vegetative
Capable of growing. Bacteria in the vegetative state continue to divide at regular intervals while conditions are suitable for growth and multiplication.
vehicles
The objects by which viruses are transferred from sources to ready-to-eat foods including hands, cloths and equipment; hand-contact surfaces; and food-contact surfaces.
verification
The application of methods, procedures and tests to determine compliance with the HACCP plan, in addition to the monitoring.
Vibrio parahaemolyticus
An infection commonly associated with raw or partially cooked oysters.
viruses
Microscopic pathogens (smaller than bacteria) that multiply in the living cells of their host.

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W

warewashing
Automatic washing machines or equipment.
water activity
A measure of the water in food available to microorganisms; it is represented by the symbol aw. Most bacteria multiply best in food with a water activity of between 0.95 and 0.99.

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Y

yeasts
Single-celled microscopic fungi that reproduce by budding and grow rapidly on certain foodstuffs, especially those containing sugar.

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