細さい菌きん兵へい器き

noun

bacteriological weapon; biological weapon

Refers to weapons that use bacteria or other biological agents to cause disease. Often used in military, disarmament, or public health contexts.

• 国こく際さい条じょう約やくで細さい菌きん兵へい器きの開かい発はつは禁きん止しされている。

  The development of bacteriological weapons is prohibited by international treaty.