Postulate Definition

pŏschə-lāt
postulated, postulates, postulating
verb
postulated, postulates, postulating
To assume without proof to be true, real, or necessary, esp. as a basis for argument.
Webster's New World
To propose as a hypothesis or explanation.
Researchers now postulate that the disease is caused by a virus.
American Heritage
To claim; demand; require.
Webster's New World
To take as self-evident; assume.
Webster's New World

(intransitive, Christianity, historical) To appoint or request one's appointment to an ecclesiastical office.

Wiktionary
Antonyms:
noun
postulates

Something assumed without proof as being self-evident or generally accepted, especially when used as a basis for an argument.

Wiktionary
Something postulated; assumption or axiom.
Webster's New World
A basic principle.
Webster's New World
A prerequisite.
Webster's New World
adjective
Postulated.
Wiktionary

Other Word Forms of Postulate

Noun

Singular:
postulate
Plural:
postulates

Origin of Postulate

  • Medieval Latin postulātum, past participle of postulāre (“to assume" later "to appoint or request ecclesiastical appointment”), from Latin, postulō (“request”).

    From Wiktionary

  • Medieval Latin postulāre postulāt- to nominate to a bishopric, to assume from Latin to request prek- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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