Definition of biological warfare in English:

biological warfare

Syllabification: bi·o·log·i·cal war·fare

noun

  • The use of toxins of biological origin or microorganisms as weapons of war: opposed to chemical and biological warfare
    More example sentences
    • This makes biological warfare weapons easier to create, because the genomes of many viruses that attack humans are already known.
    • Anthrax may not be a very useful weapon of biological warfare, but it provides a potent metaphor for the fears of Western society after 11 September.
    • Ricin has the potential to be used as an agent of biological warfare and as a weapon of mass destruction.

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Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively