to make void; revoke; annul

to cancel a reservation.

to decide or announce that a planned event will not take place; call off

to cancel a meeting.

to mark or perforate (a postage stamp, admission ticket, etc.) so as to render invalid for reuse.

to neutralize; counterbalance; compensate for

His sincere apology canceled his sarcastic remark.

Accounting .

to close (an account) by crediting or paying all outstanding charges

He plans to cancel his account at the department store.

to eliminate or offset (a debit, credit, etc.) with an entry for an equal amount on the opposite side of a ledger, as when a payment is received on a debt.

Mathematics . to eliminate by striking out a factor common to both the denominator and numerator of a fraction, equivalent terms on opposite sides of an equation, etc.

to cross out (words, letters, etc.) by drawing a line over the item.

Printing . to omit.

to counterbalance or compensate for one another; become neutralized (often fol. by out )

The pros and cons cancel out.

Mathematics . (of factors common to both the denominator and numerator of a fraction, certain terms on opposite sides of an equation, etc.) to be equivalent; to allow cancellation.

an act of canceling.

Printing, Bookbinding .

omission.

a replacement for an omitted part.

verb

allow , approve , arrange , establish , permit , uphold , imbalance , tip , confirm , corroborate , enforce , maintain , renact

verb

abolish , abort , abrogate , annul , ax , black out , blot out , break , break off , countermand , cross out , cut , deface , delete , destroy , do away with , do in , efface , eliminate , eradicate , expunge , finish off * , go back on one’s word , kill , obliterate , off * , omit , quash , remove , render invalid , repeal , repudiate , rescind , revoke , rub out , scratch out , scrub * , sink * , smash , squash , stamp across , strike out , torpedo * , total * , trash * , trim * , undo , wash out * , wipe out * , wipe slate clean , x-out , zap * , balance out , call off , compensate for , counteract , counterbalance , countercheck , counterpoise , declare invalid , discard , discharge , frustrate , ignore , invalidate , make up for , negate , neutralize , nullify , offset , overthrow , put an end to , recall , recant , redeem , redress , refute , render inert , render null and void , retract , rule out , set aside , suppress , vacate , void , blot , cross , erase , rub , scratch , strike , wipe , x , annihilate , vitiate , abjure , dele , disavow , drop , end , remit , renounce , scrub , trash