- marked by or being in abundance; plentiful; copious
- producing abundantly; fruitful; productive
Origin of plenteousMiddle English plentevous ; from Old French ; from plente, plenty
- Abundant; copious: plenteous crops. See Synonyms at plentiful.
- Archaic Producing or yielding in abundance: plentiful land.
Origin of plenteousMiddle English, alteration of plentivous, from Old French plentiveus, from plentif, from plente, plenty; see plenty.
(comparative more plenteous, superlative most plenteous)
- In plenty; abundant.
- His farm, though small, nevertheless allowed him a plenteous supply of healthy food.
From Middle English, circa 1300, from Old French plentiveus (“fertile, rich”) (early 13th century), from plentif (“abundant”), from plenté (“abundance”) (Modern French pleinté, English plenty), from Latin plenitatem, accusative of plenitas (“fullness”), from plenus (“complete, full”), from Proto-Indo-European *pl̥h₁nós (“full”).