Breadcrumb Home > Dictionary > Index O oleaster: Meaning and Definition of Find definitions for: o•le•as•ter Pronunciation: (ō"lē-as'tur), [key] — n. an ornamental shrub or small tree, Elaeagnus angustifolia, of Eurasia, having fragrant yellow flowers and an olivelike fruit. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oleaster (Thesaurus) oleander oleate TrendingHere are the facts and trivia that people are buzzing about. The Book of 1 Corinthians: Summary Current Events This Week: June 2023 Languages Spoken in Each Country of the World Aesop's Fables: Aesop's Fables Milestones in Environmental Protection The 12 Labors of Hercules (In Order) ✖ Related Content Daily Word Quiz: concatenate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language