WordReference Random House Unabridged Dictionary of American English © 2026
biolog′ical war′fare, 
  1. Militarywarfare that makes use of bacteria, viruses, toxins, etc., to disable or destroy people, domestic animals, and food crops. Abbr.: B.W. Also called biowarfare, germ warfare. 
  • 1945–50

Collins Concise English Dictionary © HarperCollins Publishers::
biological warfare n
  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
'biological warfare' also found in these entries (note: many are not synonyms or translations):
biowarfare - BW - CBW - germ warfare

Forum discussions with the word(s) "biological warfare" in the title:


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