Etymology

copious

C3O1P3I1O1U1S1

Today it means: Vast in quantity or number, profuse, abundant; taking place on a large scale. Full definition →

Middle English copious ← Latin copiosus
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The story

  1. Latin · derived fromcopiosus
  2. Middle English · inherited fromcopious
  3. English todaycopious

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

Etymology from Wiktionary, CC BY-SA 4.0.