copious

/ˈkō-pē-əs/

Middle English, from Latin copiosus, from copia abundance, from co- + ops wealth

adjective

  1. yielding something abundantly

  2. plentiful in number

  3. full of thought, information, or matter

a copious harvest

copious references to other writers

plentiful ample abundant copious mean more than sufficient without being excessive. plentiful implies a great or rich supply. ample implies a generous sufficiency to satisfy a particular requirement.