Noun
a sign indicating the operation of subtraction
Source: WordNetA minus sign is used to indicate backwards movement. Source: Internet
ASCII does not have a minus sign, so its hyphen-minus character (code is 45 decimal or 2D hexadecimal) would be used. Source: Internet
East-West addresses in this area are denoted with a leading zero (instead of a minus sign). Source: Internet
If the character set has a minus sign, then that character should be used. Source: Internet
If the number is negative then a minus sign precedes m (as in ordinary decimal notation). Source: Internet
Negative numbers are usually written with a negative sign (a minus sign ). Source: Internet