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

The process for selecting Powell’s replacement began in September with an 11-candidate field that included past and current Fed officials, economists, and Wall Street investment professionals. —Lee Ying Shan, CNBC, 30 Jan. 2026

In other words, even if the old need (income replacement) is gone, a new purpose may have taken its place. —Andrew Rosen, Forbes.com, 29 Jan. 2026

Available in powder form, whey protein is commonly used to create protein shakes that serve as meal replacements and support muscle building. —Lana Barhum, Verywell Health, 29 Jan. 2026

The Chargers named Chris O’Leary, their former safeties coach, as Minter’s replacement on Wednesday night. —Elliott Teaford, Oc Register, 29 Jan. 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)