Sa*ga"cious (?), a. [L. sagax, sagacis, akin to sagire to perceive quickly or keenly, and probably to E. seek. See Seek, and cf. Presage.]
1.
Of quick sense perceptions; keen-scented; skilled in following a trail.
Sagacious of his quarry from so far.
Milton.
2.
Hence, of quick intellectual perceptions; of keen penetration and judgment; discerning and judicious; knowing; far-sighted; shrewd; sage; wise; as, a sagacious man; a sagacious remark.
Instinct . . . makes them, many times, sagacious above our apprehension.
Dr. H. More.
Only sagacious heads light on these observations, and reduce them into general propositions.
Locke.
Syn. -- See Shrewd.
-- Sa*ga"cious*ly, adv. -- Sa-ga"cious*ness, n.
© Webster 1913.