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

Trucks were stocked with chains for tires and extra supplies, while dozens of replacement poles stood ready in the company yard. —Nakell Williams, CBS News, 23 Jan. 2026

Boeing has been working on replacements, but the program has faced a series of delays. —Arkansas Online, 22 Jan. 2026

As CinemaCon was getting underway in the spring, Bloomberg ran an audacious piece that Warner Bros Discovery CEO David Zaslav was interviewing the duo’s replacements. —Anthony D'alessandro, Deadline, 22 Jan. 2026

Don’t be fooled by the replacement of progressive jargon with nationalist rhetoric. —Veronique De Rugy, Oc Register, 22 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)