simple past tense and past participle of cancel out

Third-person singular simple present indicative form of cancel out

present participle of cancel out

present participle of cancel out

(philately) postage stamps not intended for postal use that are pre-cancelled prior to sale to collectors

(sound, headphones) the active cancellation of outside noise by creation of an inverse waveform to null out noise soundwaves within the subject environment

plural of dumb cancel

plural of mute cancel

plural of killer cancel