closure

noun

clo·​sure ˈklō-zhər 

1

: an act of closing : the condition of being closed

closure of the eyelids

business closures

the closure of the factory

2

: an often comforting or satisfying sense of finality

victims needing closure

also : something (such as a satisfying ending) that provides such a sense

3

: something that closes

pocket with zipper closure

child-resistant closures

4

[translation of French clôture] : cloture

5

: the property that a number system or a set has when it is mathematically closed under an operation

6

: a set that consists of a given set together with all the limit points of that set

7

archaic : means of enclosing : enclosure

Synonyms

• cessation
• ending
• halt
• end
• close
• conclusion
• shutdown

Examples of closure in a Sentence

The government forced the closure of the factory.

I need to talk to him and get some closure on this issue.

Going to the memorial service for his late wife made it possible for him to achieve closure.

We all felt a sense of closure after our sister's murderer was sent to jail.

trying to bring closure to the victim's family

Recent Examples on the Web

The warning was issued at 12:22 a.m. on Tuesday, and the last update concerning this incident was provided on Tuesday at 12:50 a.m. West 67th Street closed in Merriam There is a road closure on West 67th Street from exit 228A to I-35 North. —Kansas City Star, 5 Aug. 2025

News of the closure comes more than a year after Grocery Outlet shut down its Arden Arcade location. —Sarah Linn august 5, Sacbee.com, 5 Aug. 2025

In the first half of the year, Gucci trimmed its store count by 18 units, as part of a broader retail rationalization process implemented by Kering across its brands, which will see a total of 80 store closures in 2025, up from the 50 announced at the start of the year. —Martino Carrera, Footwear News, 5 Aug. 2025

The following state parks have campground closures in effect through the 2025 season, per the DNR: Bewabic State Park in Crystal Falls: B and C loops (sites 25-129) of the modern campground are closed while a new toilet and shower building is constructed and the park roads are repaved. —Jenna Prestininzi, Freep.com, 4 Aug. 2025

Word History

Etymology

Middle English, from Anglo-French, from Latin clausura, from clausus, past participle of claudere to close — more at close

First Known Use

14th century, in the meaning defined at sense 7

Rhymes for closure

• crozier
• hosier
• mosher
• composure
• cynosure
• disclosure
• enclosure
• exposure
• foreclosure
• inclosure
• nondisclosure
• postexposure

Kids Definition

closure

noun

clo·​sure ˈklō-zhər 

1

a

: an act of closing

b

: the condition of being closed

2

: something that closes

a pocket with zipper closure

3

: the property of being closed under a mathematical operation

the set of whole numbers does not have closure under division

Medical Definition

closure

noun

clo·​sure ˈklō-zhər 

1

a

: an act of closing up or condition of being closed up

closure of the eyelids

early closure of fontanels and sutures

—W. A. D. Anderson

b

: a drawing together of edges or parts to form a united integument

wound closure by suture immediately after laceration

2

: a cap, lid, or stopper for sealing a container (as a serum vial)

3

: the perception of incomplete figures or situations as though complete by ignoring the missing parts or by compensating for them by projection based on past experience

4

: an often comforting or satisfying sense of finality

therapy brought closure to the victim's family