Blind vs Irrational - What's the difference?

Blind is a synonym of irrational.

As adjectives the difference between blind and irrational

is that blind is (not comparable|of a person or animal) unable to see, due to physiological or neurological factors while irrational is not rational; unfounded or nonsensical.

As nouns the difference between blind and irrational

is that blind is a covering for a window to keep out light the may be made of cloth or of narrow slats that can block light or allow it to pass while irrational is a real number that can not be expressed as the quotient of two integers, an irrational number.

As a verb blind

is to make temporarily or permanently blind.

As an adverb blind

is without seeing; unseeingly.

blind

English

Alternative forms

* (archaic) blinde

Adjective

(er)

(not comparable, of a person or animal) Unable to see, due to physiological or neurological factors.

* Shakespeare

He that is strucken blind cannot forget / The precious treasure of his eyesight lost.

* 1883 , ,

He was plainly blind , for he tapped before him with a stick, and wore a great green shade over his eyes and nose...

(not comparable, of an eye) Unable to be used to see, due to physiological or neurological factors.

(comparable) Failing to see, acknowledge, perceive.

The lovers were blind to each other's faults.

Authors are blind to their own defects.

(not comparable) Of a place, having little or no visibility.

a blind''' path; a '''blind''' ditch; a '''blind corner

* Milton

the blind mazes of this tangled wood

(not comparable) Closed at one end; having a dead end; as, a blind hole, a blind alley.

(not comparable) Having no openings for light or passage.

a blind''' wall, open only at one end; a '''blind''' alley; a '''blind gut

smallest or slightest in phrases such as

I shouted, but he didn't take a blind bit of notice.

''We pulled and pulled, but it didn't make a blind bit of difference.

(not comparable) without any prior knowledge.

He took a blind guess at which fork in the road would take him to the airport.

(not comparable) unconditional; without regard to evidence, logic, reality, accidental mistakes, extenuating circumstances, etc.

blind deference

blind punishment

* Jay

This plan is recommended neither to blind' approbation nor to ' blind reprobation.

Unintelligible or illegible.

a blind''' passage in a book; '''blind writing

(horticulture) Abortive; failing to produce flowers or fruit.

blind''' buds; '''blind flowers

Derived terms

* blind alley * blind as a bat * blind curve * blind date * blind drunk (See also ) * blind gut * blind map * blind pig * blind pool * blind spot * blind stamp * the blind leading the blind * blind tiger * blinders * blindfish * blindfold * blindman's buff * blinds * blindworm * double-blind * * love is blind * moon-blind * night-blind * purblind * rob somebody blind * snow-blind * stereoblind * word-blind

Noun

(en noun)

A covering for a window to keep out light. The may be made of cloth or of narrow slats that can block light or allow it to pass.

* '>citation

A mounted on a public transport vehicle displaying the route destination, number, name and/or via points, etc.

Any device intended to conceal or hide.

a duck blind

Something to mislead the eye or the understanding, or to conceal some covert deed or design; a subterfuge.

(military) A blindage.

A halting place.

(Dryden)

No score.

(poker) A forced bet.

(poker) A player who is or was forced to make a bet.

Synonyms

* (destination sign) rollsign (mainly US)

Derived terms

* big blind * blinders * small blind * Venetian blind * blind map

Verb

(en verb)

To make temporarily or permanently blind.

The light was so bright that for a moment he was blinded .

Don't wave that pencil in my face - do you want to blind me?

* South

A blind guide is certainly a great mischief; but a guide that blinds those whom he should lead is a much greater.

(slang, obsolete) To curse.

* 1890 , Rudyard Kipling,

If you're cast for fatigue by a sergeant unkind,

Don't grouse like a woman, nor crack on, nor blind ;

Be handy and civil, and then you will find

That it's beer for the young British soldier.

To darken; to obscure to the eye or understanding; to conceal.

* Dryden

Such darkness blinds the sky.

* Stillingfleet

The state of the controversy between us he endeavored, with all his art, to blind and confound.

To cover with a thin coating of sand and fine gravel; as a road newly paved, in order that the joints between the stones may be filled.

Derived terms

* blind with science * blinder * blinding * blindness

Adverb

(en adverb)

Without seeing; unseeingly.

(poker, three card brag) Without looking at the cards dealt.

irrational

English

Adjective

(en adjective)

Not rational; unfounded or nonsensical.

an irrational decision

* July 18 2012 , Scott Tobias, AV Club The Dark Knight Rises [http://www.avclub.com/articles/the-dark-knight-rises-review-batman,82624/]

Where the Joker preys on our fears of random, irrational acts of terror, Bane has an all-consuming, dictatorial agenda that’s more stable and permanent, a New World Order that’s been planned out with the precision of a military coup.

(mathematics, arithmetic, number theory, not comparable) Of a real number, that cannot be written as the ratio of two integers.

The number π is irrational .

Antonyms

* (mathematics) rational

Hyponyms

* (mathematics) transcendental

Derived terms

* irrational number * irrationality * irrationalize * irrationalization

Noun

(en noun)

A real number that can not be expressed as the quotient of two integers, an irrational number.

* 1946 , (Bertrand Russell), History of Western Philosophy , I.24:

The square root of 2, which was the first irrational to be discovered, was known to the early Pythagoreans, and ingenious methods of approximating to its value were discovered.