EN

Synonyms for irreversible

  • adjective

Most common

permanent irrevocable irrecoverable irremediable immutable unchangeable unalterable indefeasible

All synonyms

Adjective

irrevocable, irremediable, permanent, irrecoverable, unalterable, unchangeable, immutable, incorrigible, invariable, changeless, indefeasible, irreclaimable, remediless, unundoable, irreparable, irretrievable, incurable

Antonyms

reversible

All antonyms of irreversible →

Definitions

  1. adj. 1

    Incapable of being reversed or turned about or back; incapable of being made to run backwards.

Related words

Word family
irreversibleness irreversibly irreversibility
Other spellings
irreversable

Example sentences

  • permanent It is difficult to find a well paid permanent job.
  • irrevocable Yanni needs to take an irrevocable decision.
  • irremediable The doctor said that this sickness is irremediable.
  • immutable Political opinions aren't immutable traits.
  • unchangeable You'd better really love her; people are unchangeable.

Popularity over time

Word1850 → 2019Trend
irreversiblesteady
permanentfalling
irrevocablesteady
irrecoverablefalling
irremediablesteady
immutablerising

Use in printed books, per decade from 1850 to 2019.

By length

9 letters
permanent3, incurable4, immutable4
10 letters
invariable5, changeless, remediless, unundoable
11 letters
irreparable5, irrevocable5, unalterable5
12 letters
incorrigible5, unchangeable, irremediable6, indefeasible5
13 letters
irretrievable, irrecoverable, irreclaimable

The small number after each word is its number of syllables (permanent3 = 3 syllables).