cancellation
n. C / Un. the act of stopping an event or an agreement that was planned. It can also mean a new opening that becomes available because someone else decided not to go.
n. the formal act of voiding or terminating a scheduled event, reservation, or legal agreement. Often refers to the resulting vacancy created when a prior commitment is rescinded.
The sudden cancellation of the flight left us stuck at the airport.
I managed to get a doctor's appointment today only because there was a last-minute cancellation.
The contract includes a strict cancellation clause that requires the client to pay fifty percent of the total fee if they withdraw within a week of the event.
From Latin cancellātiō, from cancellō + -tiō.
Uncountable when referring to the general act of cancelling; countable when referring to a specific instance or a vacancy.