首しゅ脳のう

noun

head; leader; top

Refers to the top person or leadership of an organization, government, or summit meeting. Common in compounds like 首脳会談 (summit meeting).

• 両りょう国こくの首しゅ脳のうが会かい談だんを行おこなった。

  The leaders of both countries held a summit meeting.

• 企き業ぎょうの首しゅ脳のう陣じんが新しん戦せん略りゃくを発はっ表ぴょうした。

  The company's top management announced a new strategy.

noun

important part; core

Only when written 主脳

Archaic use referring to the essential or central part of something. Rare in modern Japanese; the spelling 主脳 is specifically associated with this sense.

• 古ふるい文ぶん献けんでは、物もの事ごとの主しゅ脳のうをなす部ぶ分ぶんを指さして「主しゅ脳のう」と記しるすことがある。

  In old documents, 主脳 is sometimes used to refer to the core part of something.