biological warfare

noun

1. warfare that makes use of bacteria, viruses, toxins, etc., to disable or destroy people, domestic animals, and food crops. : B.W.

biological warfare

noun

1. the use of living organisms or their toxic products to induce death or incapacity in humans and animals and damage to plant crops, etc BW

biological warfare

1. The use of biological agents as weapons in warfare. Also called germ warfare .

Word History and Origins

Origin of biological warfare¹

First recorded in 1945–50