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Longman Dictionary of Contemporary English
irrefutable
adjective
COLLOCATIONS FROM OTHER ENTRIES
conclusive/incontrovertible/irrefutable evidence (=very strong evidence which cannot be disproved)
▪ We need irrefutable evidence before making an arrest.
▪ The government claims it has conclusive evidence of the country’s nuclear weapons programme.
COLLOCATIONS FROM CORPUS
■ NOUN
evidence
▪ Mr. Meacher I did not say that I had irrefutable evidence.
▪ Such irrefutable evidence is often impossible to provide at that moment.
proof
▪ I'd say that until you uncover irrefutable proof of his innocence, you've got your man.
▪ There was irrefutable proof that words and numbers were the perfect commodities for export.
▪ Further, he offered to provide Judge Ireland with irrefutable proof from his personal contacts at the highest level in London.
EXAMPLES FROM OTHER ENTRIES
▪ There was irrefutable evidence of his guilt.
EXAMPLES FROM CORPUS
▪ I'd say that until you uncover irrefutable proof of his innocence, you've got your man.
▪ In the physical sense, Birth, Survival and Death are irrefutable realities of existence.
▪ Mr. Meacher I did not say that I had irrefutable evidence.
▪ Plato was positing an ideal body of irrefutable truth which stands eternally existent far beyond our mortal ken.
▪ Such irrefutable evidence is often impossible to provide at that moment.
▪ There was irrefutable proof that words and numbers were the perfect commodities for export.
▪ They had no families, and it was irrefutable that elders should be surrounded by those they had raised.
The Collaborative International Dictionary
Irrefutable

Irrefutable \Ir`re*fut"a*ble\ (?; 277), a. [L. irrefutabilis: cf. F. irr['e]futable. See Refute.] Incapable of being refuted or disproved; indisputable. -- Ir`re*fut"a*ble*ness, n. -- Ir`re*fut"a*bly, adv.

Douglas Harper's Etymology Dictionary
irrefutable

1610s, from Latin irrefutabilis "irrefutable," from assimilated form of in- "not, opposite of" (see in- (1)) + refutabilis, from refutare (see refute). Related: Irrefutably; irrefutability.

Wiktionary
irrefutable

a. undeniable; unable to be disproved or refuted

WordNet
irrefutable

adj. impossible to deny or disprove; "incontrovertible proof of the defendant's innocence"; "proof positive"; "an irrefutable argument" [syn: incontrovertible, positive]

Usage examples of "irrefutable".

He was careful not to try to refute the irrefutable, arguing instead that religion, faith, will always be more rewarding, more emotionally satisfying, more morally uplifting than philosophy, and that insofar as Christians led moral and productive lives the religion justified itself.

Bibles, a beautifully written manuscript that both refined and authenticated all subsequent versions, irrefutable proof of the distant origins of traditional Holy Scripture.

And it was this slight, irrefutable resemblance to Gerent, the stalking quality in the way he turned toward her, that sent her back apace.

I saw I had taken a very long stride forward, for twenty-four hours of abstinence gave me the right to speak to her openly of my love, and the gift of her hair was an irrefutable confession of her own feelings.

Since I have chosen him, and since my logic is irrefutable, it follows that Master Knops is the best man for the magistracy.

Indukanta Jagat, gave in to the irrefutable argument of the twenty soldiers behind the captain and agreed that the Vakil might have audience with his own prisoners.

Dogged biometricians had pointed out with irrefutable logic that mental subnormals were outbreeding mental normals and supemormals, and that the process was occurring on an exponential curve.

Dogged biometricians had pointed out with irrefutable logic thai mental subnormals were outbreeding mental normals and supernormal and that the process was occurring on an exponential curve.

But the proof was irrefutable, and the court unanimously condemned him of malversation and sent him into exile.

As Ramm observes, the smashed cars and the injured people are irrefutable evidence on which all agreed.

If you will meet me in the city, either at office or residence, I can show you tangible evidence that is both irrefutable and if you are still the same brother, the whetter of appetite.

Her magic, the natural, irresistible glamourie of all nymphs, was very like his own special powers of enchantment, which enabled him to imbue even the most absurd falsehoods with the credibility of irrefutable fact.

George Davidson, President of the Geographical Society of the Pacific, has written an irrefutable pamphlet on why Kyak Island and Sitka Sound must be accepted as the landfalls of Bering and Chirikoff.

Big Sugar can be blamed for stubborn avarice, but the industry makes one irrefutable point: Overdevelopment has done more to destroy the Everglades than all the cane and dairy farmers put together.

Sending at once for a locksmith, he had all the drawers broken open, and soon acquired the irrefutable evidence that the Mutual Credit had been defrauded of sums, which, as far as now known, amount to upwards of twelve millions.