Search Dictionary
Definition of omission

omission

/oʊˈmɪʃ.ən/
o · mis · sion
Plural:omissions
•
Adjective:omissive
JUMP TO:

omission Lexical Profile

omission Game Scores & Validity

• noun

1

The action of excluding or leaving out someone or something, or a failure to fulfill a moral or legal obligation.

Example

"The omission of key data from the final report raised serious questions among the committee members."

2

Someone or something that has been left out or excluded, often unintentionally.

Example

"The editor apologized for several glaring omissions in the updated bibliography."

Synonyms
View all synonyms for omission
Antonyms
View all antonyms for omission

• Rhymes for omission

• Nearby Words

ominous
ominously
ominousness
omission
omit
omittable
omnibus

Word Origin & Etymology

Borrowed in the late 14th century from Old French omission or directly from Late Latin omissionem, a noun of action from Latin omittere ('to let go, lay aside, pass over'), formed from ob- ('against, away') and mittere ('to send').

Cite this Entry

Wordmom. (2026). Definition of Omission. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/omission
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.