plus sign

noun

, Arithmetic.

plus sign

First recorded in 1645–55

In column 10 where the dates are given, a minus sign indicates the past and a plus sign the future.

The plus sign always represents something positive; the minus, something negative.

The plus sign indicates that the direction of the current is from you.

Hydrogen's one plus, if that double-hook dingus is a plus sign; Helium's four-plus, that's right.

Vessels built are given first; vessels building, if any, are added after a plus sign.

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