兵へい器き拡かく散さん

noun

arms proliferation; weapons proliferation

Refers to the spread of weapons, especially in international security contexts.

• 国こく際さい社しゃ会かいは兵へい器き拡かく散さんの防ぼう止しに取とり組くんでいる。

  The international community is working to prevent arms proliferation.