3. (Math.) Not capable of being exactly expressed by an integral
number, or by a vulgar fraction; surd; -- said especially of roots. See
Surd.
Syn. -- Absurd; foolish; preposterous; unreasonable; senseless. See
Absurd.
Ir*ra`tion*al"i*ty (?), n. The quality or state of being irrational.
"Brutish irrationaliity." South.
Ir*ra"tion*al*ly (?), adv. In an irrational manner. Boyle.
Ir*ra"tion*al*ness, n. Irrationality.
Ir`re*but"ta*ble (?), a. Incapable of being rebutted. Coleridge.
Ir`re*cep"tive (?), a. Not receiving; incapable of receiving.
Ir`re*claim"a*ble (?), a. Incapable of being reclaimed. Addison. --
Ir`re*claim"a*bly, ad&?;.
Ir*rec`og*ni"tion (?), n. [Pref. in- not + recognition.] A failure to
recognize; absence of recognition. Lamb.
Ir*rec"og*ni`za*ble (?; 277), a. Not recognizable. Carlyle.
Ir*rec`on*ci`la*bil"i*ty (?), n. The quality or state of being
irreconcilable; irreconcilableness.
Ir*rec"on*ci`la*ble (?; 277), a. [Pref. ir- not + reconcilable: cf. F.
irréconciliable.] Not reconcilable; implacable; incompatible;
inconsistent; disagreeing; as, irreconcilable enemies, statements. --
Ir*rec"on*ci`la*ble*ness, n. -- Ir*rec"on*ci`la*bly, adv.
Ir*rec"on*cile` (?), v. t. To prevent from being reconciled; to
alienate or disaffect. [Obs.]
Ir*rec"on*cile`ment (?), n. The state or quality of being unreconciled;
disagreement.
Ir*rec`on*cil`i*a"tion (?), n. Want of reconciliation; disagreement.
Ir`re*cord"a*ble (?), a. [Pref. ir-- not + record: cf. L.
irrecordabilis not to be remembered.] Not fit or possible to be
recorded.
Ir`re*cov"er*a*ble (?), a. Not capable of being recovered, regained, or
remedied; irreparable; as, an irrecoverable loss, debt, or injury.
That which is past is gone and irrecoverable.
Bacon.
Syn. -- Irreparable; irretrievable; irremediable; unalterable;
incurable; hopeless.
-- Ir`re*cov"er*a*ble*ness, n. -- Ir`re*cov"er*a*bly, adv.
Ir`re*cu"per*a*ble (?), a. [L. irrecuperabilis: cf. OF. irrecuperable.
See In- not, and Recuperate.] Irrecoverable. -- Ir`re*cu"per*a*bly,
adv.