səˈgāshəs adjective
Etymology: Latin sagac-, sagax sagacious + English -ious; akin to Latin sagire to perceive quickly or keenly — more at seek
1. obsolete : quick or keen in sense perceptions
a dog sagacious in scent
sagacious of his quarry — John Milton
2.
a. : possessing quick intellectual perceptions : of keen penetration and judgment : discerning and farsighted in judging men and means
a natively sagacious , intuitively understanding humanitarian — H.F.Wilkins
b. : caused by keen intellectual perception or penetration : indicating acute discernment
a sagacious marketing of his product — Lucius Garvin
Synonyms: see shrewd