Last Updated：2025/11/26

A notebook or memorandum book. / A subordinate book containing notes or jottings to be afterward extended in due form.

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by-book

Source Word

by-book

Noun

Japanese Meaning

メモ帳 / ノート

She reached for her by-book to jot down the meeting time.

彼女は会議の時間をメモするためにメモ帳を手に取った。

Sense（1）

A notebook or memorandum book.

Sense（2）

A subordinate book containing notes or jottings to be afterward extended in due form.

by-books

（ plural ）