- the act of omitting.
- the state of being omitted.
- something left out, not done, or neglected: an important omission in a report.
- something that has been omitted or neglected
- the act of omitting or the state of having been omitted
n.late 14c., from Latin omissionem (nominative omissio) “an omitting,” noun of action from past participle stem of omittere (see omit). Related: Omissible.