replacement

noun

re·​place·​ment ri-ˈplās-mənt 

1

: the action or process of replacing : the state of being replaced

2

: one that replaces another especially in a job or function

Synonyms of replacement

• substitute
• backup

Examples of replacement in a Sentence

We need a replacement for our old vacuum cleaner.

Where can we get replacement parts for the tractor?

Recent Examples on the Web

Surging global passenger demand, airline expansion in high-growth regions such as Asia and Africa and fleet-replacement programs continue to drive commercial aircraft orders. — Naveen Poonian, Forbes.com, 20 Oct. 2026

Some vendors have been petitioning the FCC, noting that the ongoing memory shortage has forced them to modify existing routers with replacement components. — Michael Kan, PC Magazine, 20 Oct. 2026

Mixing wand finish is oxidizing for mixing lacks replacement with stainless steel material. — Nwa Democrat-Gazette, Arkansas Online, 19 Oct. 2026

Ty Dieffenbach isn’t going anywhere Heading into his first start at the Power Four level, there was still talk from coach Bob Chesney that there was a battle for Iamaleava’s replacement between Dieffenbach and Madden Iamaleava. — Connor Dullinger, Los Angeles Times, 19 Oct. 2026

Word History

First Known Use

1743, in the meaning defined at sense 1

Phrases Containing replacement

• estrogen replacement therapy
• hormone replacement therapy
• replacement set
• replacement therapy

Rhymes for replacement

• abasement
• debasement
• defacement
• displacement
• effacement
• emplacement
• encasement
• misplacement
• outplacement
• basement
• placement

Kids Definition

replacement

noun

re·​place·​ment ri-ˈplā-smənt 

1

: the act of replacing : the state of being replaced

2

: one that replaces another : substitute

Legal Definition

replacement

noun

re·​place·​ment

1

a

: the act of replacing : the state of being replaced

b

: an insurer's option under a policy to replace or repair damaged property rather than pay the insured for the loss

2

: something that replaces

specifically : a new fixed asset or portion of an asset that takes the place of one discarded (as because of deterioration)