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

McGraw also praised the doctor who did his double knee replacement surgeries, as that doctor was in the crowd. —Jessica Nicholson, Billboard, 29 Oct. 2025

In theory, Zavala — when healthy — could replace his replacement. —Mike Kaye, Charlotte Observer, 29 Oct. 2025

As teams are much faster to pull the trigger on an underperforming hire, some will struggle to find competent replacements, and few will find definitive improvement. —Noah White, Miami Herald, 29 Oct. 2025

Decreasing human connection, job replacement, and changing education priorities are all reshaping society — and forcing parents, businesses, and governments to change their ways. —Reed Albergotti, semafor.com, 29 Oct. 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)