Definition of biosecurity
: security from exposure to harmful biological agents; also : measures taken to ensure this security
First Known Use of biosecurity
Medical Definition of biosecurity
: security from exposure to harmful biological agents (such as pathogenic microorganisms) <You would expect the organisation responsible for ensuring biosecurity in labs working with dangerous animal pathogens like foot and mouth disease to know about any accidents that have occurred in those labs.—Linda Geddes, New Scientist, 22 Dec. 2007>; also : measures taken to ensure this security <In areas where poultry farms are on adjoining or nearby properties or in areas tied together by common waterways, roads, or flyways, the risk of disease spread from one farm to another is greatly increased no matter what type of biosecurity is practiced by individual farms.—Carol J. Cardona, in Avian Influenza, 2008>
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