different between juvenile vs irrational

English

Etymology

Borrowed from Latin iuven?lis (“youthful; juvenile”), from iuvenis (“young; a youth”) + -?lis (“suffix forming adjectives indicating a relationship or a pertaining to”). Iuvenis is ultimately derived from Proto-Indo-European *h?yuh?en- (“young”), from *h?óyu (“long life; lifetime”) (from *h?ey- (“age; life”)) + *h?én (“in”).

Pronunciation

• (Received Pronunciation) IPA^(key): /?d?u?v?na?l/
• (General American) IPA^(key): /?d?u?v?na?l/, /?d?u?v?n?l/
• Hyphenation: ju?ven?ile

Adjective

juvenile (comparative more juvenile, superlative most juvenile)

1. Young; not fully developed.
2. Characteristic of youth or immaturity; childish.

   Synonyms: (colloquial) juvey, milky, puerile; see also Thesaurus:childish

Antonyms

Derived terms

Related terms

Translations

Noun

juvenile (plural juveniles)

1. A prepubescent child.
2. A person younger than the age of majority; a minor.

   Synonyms: (dated) infant, (colloquial) juvie
3. (criminal law) A person younger than the age of full criminal responsibility, such that the person either cannot be held criminally liable or is subject to less severe forms of punishment.
4. (literature) A publication for young adult readers.
5. (theater) An actor playing a child's role.
6. (zoology) A sexually immature animal.
7. A two-year-old racehorse.
   • 1972, Edward Samuel Montgomery, The Thoroughbred (page 449)

     Even more incredible is the legion of two-year-olds who win handsomely as juveniles and then disappear from the racetrack.

   • 2005, Ken McLean, Designing Speed in the Racehorse (page 206)

     Professional trainers foster young horses with obvious potential. Instance the way Sir Michael Stoute uses patience to bring along his two-year-old colts and fillies at Newmarket, or the careful approach taken with juveniles by that wonderful conditioner Charlie Whittingham in California.

   • 2012, Encyclopedia of British Horse Racing (page 6)

     Thereafter, males aged two to four are colts, females are fillies, racing two-year-olds are sometimes referred to as juveniles, and animals still running at five, the age of thoroughbred maturity, or older, are horses or mares according to gender.

Derived terms

Translations

Further reading

• juvenile (disambiguation) on Wikipedia.Wikipedia

Latin

Adjective

juven?le

1. nominative neuter singular of juven?lis
2. accusative neuter singular of juven?lis
3. vocative neuter singular of juven?lis

English

Etymology

From Latin irrati?n?lis, from ir- + rati?n?lis.

Pronunciation

• enPR: ?r?'sh(?)n?l, IPA^(key): /???æ?.(?.)n?l/

Adjective

irrational (comparative more irrational, superlative most irrational)

1. Not rational; unfounded or nonsensical.
   • July 18, 2012, Scott Tobias, AV Club The Dark Knight Rises[1]

     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.

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

   Antonym: rational

   Hyponym: transcendental

Derived terms

Translations

Noun

irrational (plural irrationals)

1. 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.

Translations

German

Alternative forms

• irrationell

Pronunciation

• IPA^(key): /???at?si?ona?l/, /??at?si?o?na?l/

Adjective

irrational (comparative irrationaler, superlative am irrationalsten)

1. irrational

Declension