What does 核 mean?
核 is a Japanese noun meaning “core” or “nucleus” in English. It can also be translated as “nuclear (weapons)” depending on context. It is written as 核 in kanji, かく in hiragana, and kaku in romaji. This word is part of JLPT N3 vocabulary.
Example sentences
彼はチームの核となる選手だ。
He's the core player of the team.
核のない世界を目指している。
We're working towards a world without nuclear weapons.