adjective, crud·er, crud·est.


Origin of crude

1350–1400; Middle English < Latin crūdus uncooked, raw, bleeding, rough, akin to cruor blood from a wound; see raw
Related formscrude·ly, adverbcrude·ness, nounun·crude, adjectiveun·crude·ly, adverbun·crude·ness, noun

Synonyms for crude

Synonym study

1. See raw.

Antonyms for crude

1, 4. refined. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for crude

Contemporary Examples of crude

Historical Examples of crude

  • To the adventurer from New York they seem always new and crude.

    The Spenders

    Harry Leon Wilson

  • It was Burke who offered a diversion, a crude interruption after his own fashion.

    Within the Law

    Marvin Dana

  • Scarification, with other crude penances, has now been superseded by benefaction.

  • They spoke English, and, after a fashion, reasoned in a crude sort of way.

    The Monster Men

    Edgar Rice Burroughs

  • It had required Sam's reference to gas and crude oil to close the circuit.

    The Fortune Hunter

    Louis Joseph Vance

British Dictionary definitions for crude



lacking taste, tact, or refinement; vulgara crude joke
in a natural or unrefined state
lacking care, knowledge, or skilla crude sketch
(prenominal) stark; bluntthe crude facts
(of statistical data) unclassified or unanalysed
archaic unripe


short for crude oil
Derived Formscrudely, adverbcrudity or crudeness, noun

Word Origin for crude

C14: from Latin crūdus bloody, raw; related to Latin cruor blood
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for crude

late 14c., "in a raw state," from Latin crudus "rough; not cooked, raw, bloody," from PIE *krue-do-, from PIE *kreue- (1) "raw flesh" (see raw). Meaning "lacking grace" is first attested 1640s. Related: Crudely; crudeness. Crude oil is from 1865.

Online Etymology Dictionary, © 2010 Douglas Harper