SAGACITY

judiciousness, sagacity, sagaciousness

(noun) the trait of forming opinions by distinguishing and evaluating

sagacity, sagaciousness, judgment, judgement, discernment

(noun) the mental ability to understand and discriminate between relations

Source: WordNet® 3.1

Etymology

Noun

sagacity (usually uncountable, plural sagacities)

(obsolete) Keen sense of smell.

The quality of being sage, wise, or able to make good decisions; the quality of being perceptive, astute or insightful.

Synonyms: sagaciousness, wisdom

Source: Wiktionary

Sa*gac"i*ty, n. Etym: [L. sagacitas. See Sagacious.]

Definition: The quality of being sagacious; quickness or acuteness of sense perceptions; keenness of discernment or penetration with soundness of judgment; shrewdness. Some [brutes] show that nice sagacity of smell. Cowper. Natural sagacity improved by generous education. V. Knox.

Syn.

– Penetration; shrewdness; judiciousness.

– Sagacity, Penetration. Penetration enables us to enter into the depths of an abstruse subject, to detect motives, plans, etc. Sagacity adds to penetration a keen, practical judgment, which enables one to guard against the designs of others, and to turn everything to the best possible advantage.

Source: Webster’s Unabridged Dictionary 1913 Edition