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
• elision

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

Standardizing these practices across the organization can minimize omissions and bolster defensibility, ensuring that every report is readily accessible during audits or regulatory reviews. 6. —Beth Worthy, Forbes.com, 13 May 2025

Those recent omissions are just the latest test in a career of proving sceptics wrong. —Mark Carey, New York Times, 12 May 2025

The two glaring omissions are post-production and commercials. —Katie Campione, Deadline, 11 May 2025

Under federal securities laws, companies that make material misstatements or omissions in a stock prospectus or other financial representations can be found liable even without evidence of ill intent or bad faith. —U T Editorial Board, San Diego Union-Tribune, 9 May 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