以下

• 読み: いか
• ローマ字: ika
• 漢字の分解: 以 (i) — by means of, from; 下 (ka/shita) — below, under
• 発音: /i.ka/

意味

Less than; below; the following. Indicates something at or under a certain level.

A suffix-like noun that attaches to numbers, quantities, or concepts to mean 'and below' or 'the following.' In Japanese, 以下 is inclusive of the stated number (e.g., 十以下 means ten and below). Also used to mean 'as follows' when introducing a list.

例文

1. 十歳以下の子供は無料です。
2. 以下の内容をよく読んでください。
3. 三十度以下になると寒く感じます。

使い方ガイド

場面: rules, instructions, numbers

トーン: neutral

起源と歴史

From classical Chinese. 以 means 'by means of' or 'from,' and 下 means 'below.' Together they form a compound meaning 'from this point downward.'

文化的背景

時代: Classical

世代: All ages

社会的背景: Universal