Synonyms for omission

noun

1. The act of omitting

   exclusion, overlooking, missing, leaving out, withholding, disregard, oversight, ignoring, failing to mention, neglect, not inserting, not naming, preclusion, prohibition, elision, breach, cancellation, repudiation, elimination, cutting out, excluding, passing over, slighting; see also carelessness, exclusion, neglect 1.

   Antonyms inclusion*, mentioning, inserting.

2. Something omitted

   need, want, imperfection; see lack 2.