n. Any of various flowering plants that are neither eudicotyledons nor monocotyledons, having embryos with two cotyledons and usually long, broad leaves and large flowers, and including magnolias, the avocado tree, and the cinnamon tree. [New Latin Magnoliidae, name of the subclass including magnoliid species in several taxonomic systems : Magnolia, type genus of the subclass; see MAGNOLIA + -idae, suff. forming taxonomic names (from pl. of Latin -idēs, masculine patronymic suff., from Greek).] |
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