Keenly perceptive; discerning, as by some exceptionally developed or extraordinary natural power; especially, keen of scent: with of.
Exhibiting or marked by keen intellectual discernment, especially of human motives and actions; having or proceeding from penetration into practical affairs in general; having keen practical sense; acute in discernment or penetration; discerning and judicious; shrewd: as, a sagacious mind.
Intelligent; endowed with sagacity.
Synonyms and Sage, Knowing, etc. (see astute); perspicacious, clear-sighted, long-headed, sharp-witted, intelligent, well-judged, sensible.