Annulment is a legal term used to describe the process of declaring something null and void. This term is often associated with marriage annulments, but there are countless other contexts where annulment is used. Synonyms for annulments include cancellation, revocation, nullification, invalidation, dissolution, and abrogation. Cancellation refers to the rescinding or putting an end to something. Revocation describes the act of reversing or withdrawing a decision already made. Nullification is the process of rendering something legally invalid, while invalidation refers to the act of declaring something incapable of being recognized or enforceable. Dissolution means the disintegration or breaking apart of something, and abrogation means the cancellation or repeal of a law or agreement.