Dictionary

biological warfare

biological warfare

noun

: the use of harmful living things (such as germs that cause disease) as weapons in a war

Full Definition of BIOLOGICAL WARFARE

:  warfare involving the use of biological weapons; also :  warfare involving the use of herbicides

First Known Use of BIOLOGICAL WARFARE

1946

biological warfare

noun biological war·fare \-ˈwr-ˌfa(ə)r, -ˌfe(ə)r\   (Medical Dictionary)

Medical Definition of BIOLOGICAL WARFARE

:  warfare involving the use of biological weapons; also :  warfare involving the use of herbicides

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