division sign
Refers to the mathematical symbol ÷, used in arithmetic expressions.
The division sign is a symbol that represents division.
この式では除号の代わりにスラッシュを使います。
In this expression, a slash is used instead of the division sign.
Compound of 除 (じょ, 'division') and 号 (ごう, 'symbol' or 'sign'). The kanji 除 is used in mathematical contexts for division, as in 除法 (じょほう, 'division method').