postulate

Noun

• (UK) enPR: pŏsʹtyo͝o-lət IPA^(key): /ˈpɒstjʊlət/
• (US) enPR: pŏsʹchə-lət, pŏsʹchə-lāt', IPA^(key): /ˈpɑst͡ʃələt/, /ˈpɑst͡ʃəˌleɪt/

• Audio (US):

  (file)

• Hyphenation: pos‧tu‧late

Verb

• (UK) enPR: pŏsʹtyo͝o-lāt IPA^(key): /ˈpɒstjʊleɪt/
• (US) enPR: pŏsʹchə-lāt' IPA^(key): /ˈpɑst͡ʃəˌleɪt/

  • Audio (US):

    (file)

• (General Australian) enPR: pŏsʹchə-lāt' IPA^(key): /ˈpɔst͡ʃəlæɪt/

  • Audio (Queensland):

    (file)

• (New Zealand) enPR: pŏsʹchə-lāt' IPA^(key): /ˈpɒst͡ʃəlæɪt/, [ˈpɔ̟st͡ʃəlæɪt]
• Hyphenation: pos‧tu‧late

Borrowed from Latin postulātum, a neuter nominalization of postulātus, perfect passive participle of postulō, possibly from poscō. See -ate (noun-forming suffix) for more. Cognate with French postulat.

postulate (plural postulates)

1. Something assumed without proof as being self-evident or generally accepted, especially when used as a basis for an argument. Sometimes distinguished from axioms as being relevant to a particular science or context, rather than universally true, and following from other axioms rather than being an absolute assumption.
2. A fundamental element; a basic principle.
3. (logic) An axiom.
4. A requirement; a prerequisite.

• Bertrand's postulate
• Hebb's postulate
• Koch's postulate
• parallel postulate
• universal postulate

From Latin postulātus, perfect passive participle of postulō (“to request”), see -ate (verb-forming suffix) for more. Cognate with French postuler.

postulate (third-person singular simple present postulates, present participle postulating, simple past and past participle postulated)

1. To assume as a truthful or accurate premise or axiom, especially as a basis of an argument.
   • 1883, Benedictus de Spinoza, translated by R. H. M. Elwes, Ethics, Part 3, Prop. XXII,

     But this pleasure or pain is postulated to come to us accompanied by the idea of an external cause; […]

   • 1911, Infinite, Encyclopædia Britannica:

     [T]he attempt to arrive at a physical explanation of existence led the Ionian thinkers to postulate various primal elements or simply the infinite τὸ ἀπειρον.

2. (ambitransitive, Christianity, historical) To appoint or request one's appointment to an ecclesiastical office.
   • 1874, John Small, editor, The Poetical Works of Gavin Douglas, Bishop of Dunkeld, volume 1, page xvi:

     [A]lthough Douglas was postulated to it [the Abbacy of Arbroath], and signed letters and papers under this designation his nomination […] was never completed.

3. (ambitransitive, obsolete) To request, demand or claim for oneself.

From Latin postulātus, perfect passive participle of postulō (“to request”), see -ate (adjective-forming suffix) for more.

postulate

1. (obsolete) Alternative form of postulated, past participle of postulate.
   • 1662 (indicated as 1663), [Samuel Butler], “[The First Part of Hudibras]”, in Hudibras. The First and Second Parts. […], London: […] John Martyn and Henry Herringman, […], published 1678; republished in A[lfred] R[ayney] Waller, editor, Hudibras: Written in the Time of the Late Wars, Cambridge, Cambridgeshire: University Press, 1905, →OCLC, page 124:

     Quoth he, What Nature can afford,
     I shall produce upon my word ;
     And if she ever gave that boon
     To man, I'll prove that I have one ;
     I mean, by postulate Illation,
     When you shall offer just occasion ; […]

• attopulse, plates out

• IPA^(key): /pos.tuˈla.te/
• Rhymes: -ate
• Hyphenation: po‧stu‧là‧te

postulate

1. inflection of postulare:
   1. second-person plural present indicative
   2. second-person plural imperative

postulate f pl

1. feminine plural of postulato

• (Classical Latin) IPA^(key): [pɔs.tʊˈɫaː.tɛ]
• (modern Italianate Ecclesiastical) IPA^(key): [pos.tuˈlaː.te]

postulāte

1. second-person plural present active imperative of postulō

postulate

1. second-person singular voseo imperative of postular combined with te