copious

C3O1P3I1O1U1S1
US/ˈkoʊ.pi.əs/

adjective

Vast in quantity or number, profuse, abundant; taking place on a large scale.

“He drank a copious amount of vodka, and passed out.”

Similar
voluminousabundantampleplenteousplentifulrich
OriginMiddle English copious ← Latin copiosus →
Less commonScrabble 11
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Meanings

adjectivecopious (comparative more copious, superlative most copious)

comparative more copious · superlative most copious

  1. Vast in quantity or number, profuse, abundant; taking place on a large scale.

    He drank a copious amount of vodka, and passed out.

    1 more example

    These loose hints I have thrown together, in order to excite the curiosity of philosophers, and beget a suspicion at least, if not a full persuasion, that this subject is very copious,

    1748, [David Hume], Philosophical Essays Concerning Human Understanding, London: […] A[ndrew] Millar, […], →OCLC
  2. Having an abundant supply.
  3. Full of thought, information, or matter; exuberant in words, expression, or style.

Synonyms & antonyms

adjectivelarge in number or quantity (especially of discourse)

Similar
voluminousabundant

adjectiveaffording an abundant supply

Similar
ampleplenteousplentifulrichabundant
Also see
abundantamplegalorelacklessplenteousplentifulprodigalrichthickuberousvoluminous

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latincopiosus
  2. Middle Englishcopious
  3. Englishcopious

From Middle English copious, from Latin copiosus, from copia (“abundance”), equivalent to co- + ops (“wealth”) + -osus (“full of”). By surface analysis, copy + -ous.

More words from Middle English, Latin

Full word history & related roots →

Translations

Bulgarian изобилен, изобилен
  • изобилен (izobilen)great in quantity
  • изобилен (izobilen)having an abundant supply
Dutch overvloedig, ampel
  • overvloediggreat in quantity
  • ampelgreat in quantity
  • copieusgreat in quantity
  • bij de vleethaving an abundant supply
Finnish runsas, yltäkylläinen
  • runsasgreat in quantity
  • yltäkylläinenhaving an abundant supply
French copieux
  • copieuxgreat in quantity
German reichlich
  • reichlichgreat in quantity
Hungarian bőséges, kiadós
  • bőségesgreat in quantity
  • kiadósgreat in quantity
  • bőségeshaving an abundant supply
Latin cōpiōsus, largus
  • cōpiōsusgreat in quantity
  • largusgreat in quantity
Māori nanea
  • naneahaving an abundant supply
Portuguese abundante, copioso
  • abundantegreat in quantity
  • copiosogreat in quantity
  • fartohaving an abundant supply
Russian оби́льный, бога́тый
  • оби́льный (obílʹnyj)great in quantity
  • бога́тый (bogátyj)great in quantity
  • обши́рный (obšírnyj)great in quantity
Scottish Gaelic pailt
  • pailtgreat in quantity
Spanish copioso
  • copiosogreat in quantity

Rhymes & wordplay

Rhymes with copious

Procopius
All rhymes →
Cite this entry
APA

copious. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/copious

MLA

“copious.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/copious. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “copious,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/copious.

Source: copious on Wiktionary, CC BY-SA 4.0.