核拡散(かくかくさん)

かくかくさん
noun
nuclear proliferation
1. nuclear proliferation
The spread of nuclear weapons, nuclear weapon technology, or fissile materials to states or groups that do not already possess them.
核拡散(かくかくさん)を防(ふせ)ぐことが重要(じゅうよう)だ。
It is important to prevent nuclear proliferation.
核拡散(かくかくさん)の脅威(きょうい)は今(いま)も続(つづ)いている。
The threat of nuclear proliferation continues today.
国際(こくさい)社会(しゃかい)は核拡散(かくかくさん)防止(ぼうし)のための条約(じょうやく)を結(むす)んできた。
The international community has entered into treaties to prevent nuclear proliferation.

Combines 核(かく) (nuclear) and 拡散(かくさん) (spreading, proliferation). A major topic in international relations and security studies, particularly relevant given Japan's unique position as the only country to have experienced nuclear attacks.

COMMON COLLOCATIONS:

  • 核拡散(かくかくさん)防止(ぼうし): nuclear nonproliferation
  • 核拡散(かくかくさん)防止(ぼうし)条約(じょうやく): Nuclear Non-Proliferation Treaty (NPT)
  • 核拡散(かくかくさん)の脅威(きょうい): threat of nuclear proliferation
  • 核拡散(かくかくさん)を防(ふせ)ぐ: to prevent nuclear proliferation

RELATED TERMS:

  • 核兵器(かくへいき): nuclear weapons
  • 核軍縮(かくぐんしゅく): nuclear disarmament
  • 非核化(ひかくか): denuclearization
  • 核(かく)の抑止力(よくしりょく): nuclear deterrence
general
Added 2026.5.3 23:27
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