[ oh-lee-as-ter ]
/ ˌoʊ liˈæs tər /


an ornamental shrub or small tree, Elaeagnus angustifolia, of Eurasia, having fragrant yellow flowers and an olivelike fruit.

Origin of oleaster

before 1000; Middle English < Latin: wild olive tree, derivative of olea olive
Also called Russian olive.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for oleaster

/ (ˌəʊlɪˈæstə) /


any of several shrubs of the genus Elaeagnus, esp E. angustifolia, of S Europe, Asia, and North America, having silver-white twigs, yellow flowers, and an olive-like fruit: family Elaeagnaceae
Also called: wild olive a wild specimen of the cultivated olive

Word Origin for oleaster

Latin: from olea; see olive, oil
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012