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

Leibovit said Pal used the replacement concept, which is a stop-motion technique seen today in the works of Tim Burton, Guillermo del Toro and the films of LAIKA Studios. — Zach Dennis, Charlotte Observer, 11 Nov. 2026

The team is searching for a Miguel Rojas replacement after his retirement. — Maddie Lee, Los Angeles Times, 11 Nov. 2026

Printing replacement parts for the printer itself was an ideal way to prove the value of an orbiting machine shop. — New Atlas, 10 Nov. 2026

Last year, humanity’s total fertility level dropped below what demographers call the replacement rate—that is, the average number of children that a woman must have to keep a population constant over the long run. — Jesús Fernández-Villaverde, Foreign Affairs, 10 Nov. 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)