Medical Dictionary
biological weapon
noun biological weap·on \-ˈwep-ən\
Medical Definition of BIOLOGICAL WEAPON
: a harmful biological agent (as a pathogenic microorganism or a neurotoxin) used as a weapon to cause death or disease usually on a large scale
Seen & Heard
What made you want to look up biological weapon? Please tell us where you read or heard it (including the quote, if possible).