biological warfare

noun

Definition of biological warfare

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

Recent Examples of biological warfare from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biological warfare.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of biological warfare

1921


BIOLOGICAL WARFARE Defined for English Language Learners

biological warfare

noun

Definition of biological warfare for English Language Learners

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


Medical Dictionary

biological warfare

noun biological war·fare \ -ˈwȯr-ˌfa(ə)r, -ˌfe(ə)r \

medical Definition of biological warfare

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

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