irreversible
UK /ˌɪr.ɪˈvɜː.sə.bəl/ · US /ˌɪr.ɪˈvɝ.sə.bəl/ adjective
- adjective Incapable of being reversed or turned about or back; incapable of being made to run backwards. “an irreversible engine”
- adjective Incapable of being reversed, recalled, repealed, or annulled. “an irreversible sentence or decree”
- adjective (thermodynamics) Incapable of being reversed to the original state without consumption of free energy and increase of entropy.
Antonyms
Etymology
From ir- + reversible.
Webster’s 1913
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “irreversible”, CC BY-SA 4.0. Details