Antonyms of noun reversibility

1 sense of reversibility

Sense 1
reversibility -- (the quality of being reversible in either direction)
       Antonym of irreversibility (Sense 1)
      => irreversibility -- (the quality of being irreversible (once done it cannot be changed))

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun reversibility

1 sense of reversibility

Sense 1
reversibility -- (the quality of being reversible in either direction)
       => changeableness, changeability -- (the quality of being changeable; having a marked tendency to change; "the changeableness of the weather")