additive inverse
noun Mathematics.
the number in the set of real numbers that when added to a given number will yield zero: The additive inverse of 2 is −2.
Origin of additive inverse
First recorded in 1955–60
Words nearby additive inverse
additive,
additive color,
additive effect,
additive group,
additive identity,
additive inverse,
additive process,
additory,
addle,
addlebrained,
addlepated