To cancel out is to have an opposite effect that leaves nothing gained. The two cancel out.
It is used of forces, of arguments and of savings eaten by a new cost. Two errors that cancel out give the right answer for the wrong reason, which is worse than being wrong.
1phrasecancel outTo have an opposite effect that leaves nothing gained.
“The pay rise and the tax change cancel out almost exactly.”
cancel out is a phrase.
Practised in Phrasal Verbs