9 Grammatical Pitfalls


[koh-pee-uh s] /ˈkoʊ pi əs/
large in quantity or number; abundant; plentiful:
copious amounts of food.
having or yielding an abundant supply:
a copious larder; a copious harvest.
exhibiting abundance or fullness, as of thoughts or words.
Origin of copious
1350-1400; Middle English < Latin cōpiōsus plentiful, rich, equivalent to cōpi(a) wealth (co- co- + op(s) Ops + -ia -ia) + -ōsus -ous
Related forms
copiously, adverb
copiousness, copiosity
[koh-pee-os-i-tee] /ˌkoʊ piˈɒs ɪ ti/ (Show IPA),
overcopious, adjective
overcopiously, adverb
overcopiousness, noun
uncopious, adjective
1. bountiful. 2. See ample.
1. scanty, scarce. 3. meager. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for copious
  • The same varieties of the cabbage do not yield abundant and nutritious foliage and a copious supply of oil-bearing seeds.
  • And that condemned food, which my sister grew up obliviously consuming in copious amounts, was pumpkin.
  • He has tossed off the top of his head and uttered himself in copious overflows of ghastly bosh.
  • He did nothing with the copious notes he took: he wasn't writing a book or even a blog.
  • The biographer of a copious self-chronicler has a particular burden: the feeling that he might be serving up leftovers.
  • The article reviews the copious psychological literature behind the value of adversity in building success.
  • She and other volunteers cuddle and feed and heap copious praise on the children, who light up in their presence.
  • It calculates the index by using its own copious data on property searches.
  • He doesn't talk much, and anesthetizes any feelings with copious amounts of booze.
  • And one of the ways that food is transformed is through copious amounts of butter, salt, and stocks.
British Dictionary definitions for copious


abundant; extensive in quantity
having or providing an abundant supply
full of words, ideas, etc; profuse
Derived Forms
copiously, adverb
copiousness, noun
Word Origin
C14: from Latin cōpiōsus well supplied, from cōpia abundance, from ops wealth
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
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Contemporary definitions for copious

full of information or matter

Word Origin

Latin copia 'plenty''s 21st Century Lexicon
Copyright © 2003-2014, LLC
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Word Origin and History for copious

mid-14c., from Latin copiosus "plentiful," from copia "an abundance, ample supply, profusion, plenty," from com- "with" (see com-) + ops (genitive opis) "power, wealth, resources," from PIE root *op- "to work, produce in abundance" (see opus). Related: Copiously.

Online Etymology Dictionary, © 2010 Douglas Harper
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