Wise; judicious; prudent.Applied to advice: Sound; well-judged; adapted to the situation.Learned; profound; having great science.Synonyms Sagacious, Knowing, etc. (see astute), judicious. See list under sagacious.Oracular, venerable.n. A wise man; a man of gravity and wisdom; particularly, a man venerable for years, and known as a man of sound judgment and prudence; a grave philosopher.n. A plant of the genus Salvia, especially S. officinalis, the common garden sage.n. A name of certain plants of other genera. See the phrases below.n. In California, Trichostema lanatum, a labiate plant.n. See Kochia.n. In southern California, another whitish plant of the same order, Audibertia polystachya, a shrub from 3 to 10 feet high, useful in bee-pastures. It is one of the plants called greasewood.n. In Jamaica, species of Lantana.n. At the Cape of Good Hope, a large composite shrub, Tarchonanthus camphoratus, having a strong balsamic odor. Also called African fleabane.