WordReference Random House Unabridged Dictionary of American English © 2020
- keenness of mental perception and understanding;
- [Archaic.]keen vision.
- Late Latin perspicācitās sharpness of sight, equivalent. to perspicāci- (stem of perspicāx sharp-sighted; see perspicuous) + -tās -ty2
- earlier perspicacite 1540–50
- 1.See corresponding entry in Unabridged shrewdness, acuity, astuteness, insight, acumen. See perspicuity.
- 1.See corresponding entry in Unabridged obtuseness.
- having sharp ability to understand something; discerning.
per•spi•cac•i•ty /ˌpɜrspɪˈkæsɪti/USA pronunciation per•spi•ca•cious•ness, n. [uncountable]See -spec-.
- having keen mental perception and understanding;
discerning:to exhibit perspicacious judgment.
- [Archaic.]having keen vision.
- perspicaci(ty) + -ous 1610–20
- 1.See corresponding entry in Unabridged perceptive, acute, shrewd, penetrating.
- 1.See corresponding entry in Unabridged dull, stupid.