The noun cancel has 1 sense (no senses from tagged texts)
1. natural, cancel -- (a notation cancelling a previous sharp or flat)
Overview of verb cancel
The verb cancel has 5 senses (first 1 from tagged texts)
1. (9) cancel, call off, scratch, scrub -- (postpone indefinitely or annul something that was scheduled; "Call off the engagement"; "cancel the dinner party"; "we had to scrub our vacation plans"; "scratch that meeting--the chair is ill")
2. cancel, offset, set off -- (make up for; "His skills offset his opponent's superior strength")
3. cancel, strike down -- (declare null and void; make ineffective; "Cancel the election results"; "strike down a law")
4. delete, cancel -- (remove or make invisible; "Please delete my name from your list")
5. cancel, invalidate -- (make invalid for use; "cancel cheques or tickets")