omission

[oh-mish-uhn] / oʊˈmɪʃ ən /

NOUN

something forgotten or excluded

Synonyms

STRONGEST

breach carelessness exclusion failing lapse oversight

STRONG

blank break cancellation chasm default disregard elimination elision failure forgetfulness gap hiatus inadvertence inadvertency lack lacuna neglect overlook preclusion preterition pretermission prohibition repudiation skip slip withholding

WEAK

cutting out disregardance excluding ignoring leaving out missing noninclusion overlooking passing over slighting

Antonyms

STRONGEST

success

STRONG

accomplishment achievement allowance closure continuation continuity juncture perfection permission regard respect

WEAK

addition inclusion insertion remembrance

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At a time when many doctors pride themselves on practicing precision medicine, that omission is striking and dangerous.

From Slate • Mar. 22, 2026

Okrent’s failings are, unsurprisingly, primarily those of omission.

From Los Angeles Times • Mar. 17, 2026

Whatever the case, neither finding was shared with the whistleblower or their counsel for a staggering eight months, an omission that created a second problem.

From Salon • Mar. 5, 2026

His omission came as a surprise as there was no hint beforehand of Haaland missing out on the trip to Leeds.

From BBC • Feb. 28, 2026

If I tell Ma and Dad everything except about the deer, that’s lying by omission, Ma says: not telling the whole truth.

From "Shiloh" by Phyllis Reynolds Naylor

Vocabulary lists containing omission

The Universal Declaration of Human Rights (1948)

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Language and Grammar - Middle School

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Ethan Frome

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