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

• 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

Use it as an assistant for your work, not as a replacement. —Rachel Wells, Forbes.com, 9 July 2025

Hershey had announced in January that Michele Buck, who had been CEO for over seven years, would retire next year and would transition to a senior advisor role once a replacement was named. —Neil J Kanatt, USA Today, 9 July 2025

With Cameron stepping down after 27 years, names like original drummer Dave Krusen, Jack Irons, and Matt Chamberlain have circulated among fans as potential replacements. —Jessica Lynch, Billboard, 9 July 2025

And 22-year-old Tampa Bay Rays third baseman Junior Caminero was named as the replacement for Alex Bregman of the Boston Red Sox, who’s on the IL with a strained quad. —Chad Jennings, New York Times, 9 July 2025

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)