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

In fact, the 66-year-old star made his Broadway debut in the original production of A Few Good Men as a replacement cast member and understudy. — Dave Quinn, PEOPLE, 24 June 2026

Likewise, the board has approved several permanent replacements selected by Chait for top administrators who are leaving the district, including the departing deputy superintendent of instruction, Karla Estrada. — Los Angeles Times, 24 June 2026

But perhaps his replacement will be afforded more time to tackle challenges that were never going to be fixed overnight. — Hanna Ziady, CNN Money, 23 June 2026

Benefits include coverage for tire and windshield (from road hazards), key fob replacement, roadside assistance and 30-day cancellation policy. — Jasmin Suknanan, CNBC, 23 June 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)