“+ adjective
Etymology: in- (I) + reverse + -ible
: incapable of being reversed: as
a. : impossible to recall, repeal, or annul
an irreversible decree
b. : impossible to turn about, back, or upside down
an irreversible cover
irreversible cushions
c. : impossible to make run or take place backward
an irreversible engine
irreversible chemical syntheses
d. of a colloid : incapable of undergoing transformation from sol to gel or vice versa
e. : unsymmetrical with respect to constituent elements or terms
an irreversible relation
f. of a pathological process : of such severity that recovery is impossible
irreversible shock
anoxic damage to the brain
• ir·reversibly “+ adverb