irreplaceable

adjective

ir·​re·​place·​able ˌir-i-ˈplā-sə-bəl 

: not replaceable

an irreplaceable antique

irreplaceability

ˌir-i-ˌplā-sə-ˈbi-lə-tē 

noun

irreplaceableness

ˌir-i-ˈplā-sə-bəl-nəs 

noun

irreplaceably

ˌir-i-ˈplā-sə-blē 

adverb

Examples of irreplaceable in a Sentence

Recent Examples on the Web

Public speaking provides irreplaceable human presence, empathy, and credibility that AI cannot replicate. — William Arruda, Forbes.com, 21 July 2026

Adaptive reuse and contextual infill development have strengthened neighborhoods by preserving what is irreplaceable while allowing contemporary architecture to occupy sites that do not contain protected historic resources. — Todd Baisch, Chicago Tribune, 17 July 2026

The global air freight and logistics sector is anchored by a select group of powerhouse companies that command massive market cap values due to their irreplaceable global infrastructure—similar to the cargo ground transportation sector. — Arthur Zaczkiewicz, Footwear News, 10 July 2026

Montana was irreplaceable and the band wisely called it a day. — George Varga, San Diego Union-Tribune, 8 July 2026

Word History

First Known Use

1807, in the meaning defined above

Rhymes for irreplaceable

• erasable
• replaceable
• untraceable
• traceable

Kids Definition

irreplaceable

adjective

ir·​re·​place·​able ˌir-i-ˈplā-sə-bəl 

: not replaceable

a museum full of irreplaceable works of art