omission

noun

omis·​sion ō-ˈmi-shən 

ə-

1

a

: something neglected or left undone

There are a few omissions in the list.

b

: apathy toward or neglect of duty

The police officer was reprimanded for the omission of his duty to inform the suspect of his rights.

2

: the act of omitting : the state of being omitted

Her omission from the team was surprising.

Synonyms

• deletion

Examples of omission in a Sentence

There are a few omissions in the list.

the disk contains a selection of deleted scenes, and a couple of the omissions greatly add to the intelligibility of the movie's plot

Recent Examples on the Web

Despite its impressive camera capabilities, the Pura 80 Ultra, like all of the company’s smartphones, faces significant challenges in the US and European markets due to limited availability and potentially deal-breaking feature omissions forced by US trade restrictions. —Paul Monckton, Forbes.com, 18 Aug. 2025

The May ruling in the case, Little v. Llano County, stated that the selection — and omission — of books from a public library is considered government speech, and therefore is exempt from any complaints of censorship or First Amendment violations. —Angele Latham, Nashville Tennessean, 15 Aug. 2025

Besides that omission, Whoop supports a wide range of activities and exercises, including sports like badminton, basketball, football, and golf, as well as household activities like cleaning or even dedicated parenting. —PC Magazine, 15 Aug. 2025

Neither featured again, their abrupt omission clearly hurting two players who had done so much to get Wrexham up and running again after being brought together following Palmer’s arrival in January 2022 from Wimbledon in a club record £300,000 deal. —Richard Sutcliffe, New York Times, 13 Aug. 2025

Word History

Etymology

Middle English omissioun, from Anglo-French omission, from Late Latin omission-, omissio, from Latin omittere

First Known Use

14th century, in the meaning defined at sense 1a

Rhymes for omission

• addition
• admission
• ambition
• attrition
• audition
• clinician
• cognition
• coition
• commission
• condition
• contrition
• dentition

Kids Definition

omission

noun

omis·​sion ō-ˈmish-ən 

ə-

1

: something omitted

2

: the act of omitting : the state of being omitted

Legal Definition

omission

noun

omis·​sion ō-ˈmi-shən 

1

: something neglected, left out, or left undone

2

: the act, fact, or state of leaving something out or failing to do something especially that is required by duty, procedure, or law

liable for a criminal act or omission