Search Dictionary
Definition of irreplaceable

irreplaceable

/ˌɪr.ɪˈpleɪ.sə.bəl/
ir · re · place · a · ble
Adverb:irreplaceably
JUMP TO:

irreplaceable Lexical Profile

irreplaceable Game Scores & Validity

• adjective

1

Impossible to replace if lost, damaged, or gone; so unique, precious, or essential that no equivalent substitute can be found.

Example

"The fire destroyed several irreplaceable family heirlooms and historical manuscripts."

Synonyms
View all synonyms for irreplaceable
Antonyms
View all antonyms for irreplaceable

• Rhymes for irreplaceable

• Nearby Words

irremovable
irreparable
irreparably
irreplaceable
irreplaceably
irrepressible
irresistibility

Word Origin & Etymology

Formed in the mid-18th century (either in English or borrowed via French irréplaçable) by attaching the assimilated Latinate privative prefix ir- ('not') to replaceable, from the Old French verb replacier ('to restore to a place').

Cite this Entry

Wordmom. (2026). Definition of Irreplaceable. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/irreplaceable
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.