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Webster 1913 Edition
Oleaceous
Oˊle-a′ceous
,Adj.
[L.
oléaceus
of the olive tree.] (Bot.)
Of, pertaining to, or resembling, a natural family of plants (
Oleaceae
), mostly trees and shrubs, of which the olive is the type. It includes also the ash, the lilac, the true jasmine, and fringe tree.