Definition of: magnoliaceous

(mag·nō′lē·ā′shəs) adjective
Of or pertaining to a family (Magnoliaceae) of polypetalous trees or shrubs, the magnolia family, often aromatic, with alternate, undivided, feather–veined leaves, and large, solitary, axillary or terminal flowers with calyx and corolla colored alike, in three or more rows of three each. [<NL Magnoliaceae, family name <Magnolia MAGNOLIA]