主しゅ要よう部ぶ

noun

main part; key part; principal section

Refers to the most important or central part of something, such as a document, structure, or argument.

• 論ろん文ぶんの主しゅ要よう部ぶをまとめてください。

  Please summarize the main part of the paper.

• この建たて物ものの主しゅ要よう部ぶは江え戸ど時じ代だいに建たてられた。

  The main part of this building was built in the Edo period.

noun

head (of a phrase)

Linguistics term for the word that determines the syntactic category of a phrase.

• 「大おおきな犬いぬ」という句くでは、「犬いぬ」が主しゅ要よう部ぶです。

  In the phrase 'big dog,' 'dog' is the head.