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Added 9 October 2026

copious

/ˈkoʊ.pi.əs/ adjective

In Latin: cōpiōsus, largus Wiktionary

adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about copious at Wordnik → Where our words come from →

Large in number or quantity (especially of discourse).
she took copious notes
Affording an abundant supply.
had ample food for the party

Origin

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

From Wiktionary, via Kaikki.org (CC BY-SA)

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