irreversible

• POS: Adjective
• HYPHEN: ir=re=vers=i=ble

CIDE DICTIONARY

irreversible, a. 

•  Incapable of being reversed or turned about or back; incapable of being made to run backward; as, an irreversible engine; an irreversible process; an irreversible reaction.  [1913 Webster]
•  Incapable of being reversed, recalled, repealed, or annulled; as, an irreversible sentence or decree.  [1913 Webster]

  "This rejection of the Jews, as it is not universal, so neither is it final and irreversible."

Syn. -- Irrevocable; irrepealable; unchangeable.

OXFORD DICTIONARY

irreversible, adj. not reversible or alterable.

Derivative

irreversibility n. irreversibly adv.

THESAURUS

irreversible

beyond recall, beyond remedy, changeless, chronic, confirmed, constant, cureless, deep-dyed, deep-fixed, deep-rooted, deep-seated, deep-set, deep-settled, direct, dyed-in-the-wool, established, fast, final, fixed, gone, immediate, immedicable, immutable, implanted, incommutable, inconvertible, incorrigible, inculcated, incurable, indefeasible, inert, infixed, ingrained, inoperable, instilled, insusceptible of change, intransmutable, invariable, inveterate, irreclaimable, irrecoverable, irredeemable, irreformable, irremediable, irreparable, irretrievable, irrevocable, lasting, long-established, lost, noble, nonreturnable, nonreversible, one-way, past hope, past praying for, permanent, remediless, reverseless, rooted, ruined, set, settled, settled in habit, straight, straightaway, straightforward, straightway, terminal, thorough, unalterable, unalterative, unaltered, unbroken, unchangeable, unchanged, unchanging, undeflectable, undeviating, undone, unidirectional, uninterrupted, unmitigable, unmodifiable, unrelievable, unremitting, unrestorable, unreturnable, unsalvable, unsalvageable, unsusceptible, unswerving, unvariable, unvarying

ROGET THESAURUS

irreversible

Stability

N stability, immutability, unchangeability unchangeableness, constancy, stable equilibrium, immobility, soundness, vitality, stabiliment, stiffness, ankylosis, solidity, aplomb, establishment, fixture, rock, pillar, tower, foundation, leopard's spots, Ethiopia's skin, permanence, obstinacy, unchangeable, immutable, unaltered, unalterable, not to be changed, constant, permanent, invariable, undeviating, stable, durable, perennial, fixed, steadfast, firm, fast, steady, balanced, confirmed, valid, fiducial, immovable, irremovable, riveted, rooted, settled, established, vested, incontrovertible, stereotyped, indeclinable, tethered, anchored, moored, at anchor, on a rock, rock solid, firm as a rock, firmly seated, firmly established, deep-rooted, ineradicable, inveterate, obstinate, transfixed, stuck fast, aground, high and dry, stranded, stuck, jammed, unremovable, quiescent, deterioration, indefeasible, irretrievable, intransmutable, incommutable, irresoluble, irrevocable, irreversible, reverseless, inextinguishable, irreducible, indissoluble, indissolvable, indestructible, undying, imperishable, incorruptible, indelible, indeciduous, insusceptible, insusceptible of change, Int, stet, littera scripta manet.

Hopelessness

N hopelessness, despair, desperation, despondency, depression, pessimism, pessimist, Job's comforter, bird of bad omen, bird of ill omen, abandonment, desolation, resignation, surrender, submission, hope deferred, dashed hopes, vain expectation, airy hopes &c, forlorn hope, gone case, dead duck, gone coon, goner, bad job, bad business, enfant perdu, gloomy horizon, black spots in the horizon, slough of Despond, cave of Despair, immedicabile vulnus, hopeless, desperate, despairing, gone, in despair, au desespoir, forlorn, desolate, inconsolable, broken hearted, unpromising, unpropitious, inauspicious, ill-omened, threatening, clouded over, out of the question, not to be thought of, impracticable, past hope, past cure, past mending, past recall, at one's last gasp, given up, given over, incurable, cureless, immedicable, remediless, beyond remedy, incorrigible, irreparable, irremediable, irrecoverable, irreversible, irretrievable, irreclaimable, irredeemable, irrevocable, ruined, undone, immitigable, lasciate ogni speranza voi ch'entrate, its days are numbered, the worst come to the worst, no change, no pause, no hope, yet I endure, O dark, dark, dark, amid the blaze of noon, mene mene tekel upharson.