English Dictionary

expand

動詞

他動詞 自動詞 表現

(transitive) To change (something) from a smaller form or size to a larger one; to spread out or lay open. / (transitive) To increase the extent, number, volume or scope of (something).

日本語の意味

（何かを）より小さい状態からより大きい状態に変えること、または広げたり開いたりすること / （何かの）範囲、数、量、または領域を増やすこと

We will expand the garden area next spring to plant more vegetables.

来年の春にもっと多くの野菜を植えるために庭の面積を拡大します。

意味（1）

(transitive) To change (something) from a smaller form or size to a larger one; to spread out or lay open.

You can expand this compact umbrella to cover a large table.

意味（2）

(transitive) To increase the extent, number, volume or scope of (something).

A flower expands its leaves.

意味（3）

(transitive) To express (something) at length and/or in detail.

意味（4）

(transitive, algebra) To rewrite (an expression) as a longer, yet equivalent sum of terms.

Use the binomial theorem to expand (x+1)⁴.

意味（5）

(intransitive, algebra, of an expression) To become, by rewriting, a longer, yet equivalent sum of terms.

The expression (x+1)⁴ expands to x⁴+4x³+6x²+4x+1.

意味（6）

(transitive, arithmetic) To multiply both the numerator and the denominator of a fraction by the same natural number yielding a fraction of equal value

意味（7）

(intransitive) To change or grow from smaller to larger in form, number, or size.

Many materials expand when heated.

意味（8）

(intransitive) To increase in extent, number, volume or scope.

意味（9）

(intransitive) To speak or write at length or in detail.

He expanded on his plans for the business.

意味（10）

(intransitive) To feel generous or optimistic.

expands （ present singular third-person ）

expanding （ participle present ）

expanded （ participle past ）

expanded （ past ）