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減号 (げんごう) Japanese meaning | Kotomora

減げん号ごう

げ

ん

ご

う

Meanings

1

Refers to the mathematical symbol −, used in subtraction or to indicate a negative number.

数すう式しきでは、減げん号ごうは「−」で表あらわされる。

Kanji

減dwindle, decrease, reduce
号nickname, number, item

Related words

マイナス
マイナス is a more common, everyday term for 'minus' in contexts like temperature or negative values, while 減号 is a technical term specifically for the symbol itself.
負ふ号ごう
負号 also means 'minus sign' or 'negative sign' and is used interchangeably with 減号 in mathematical contexts.

Etymology

In mathematical expressions, the minus sign is represented by '−'.

この計けい算さんでは、減げん号ごうをプラス記き号ごうと間ま違ちがえないように注ちゅう意いしてください。

In this calculation, be careful not to mistake the minus sign for a plus sign.

Compound of 減 (げん, 'subtract') and 号 (ごう, 'sign' or 'symbol').