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.
Any of a heterogenous group of angiosperms that are neither eudicotyledons nor monocotyledons, and are considered to retain the characteristics of more primitive angiosperms, such as flowers with fewer or less differentiated parts. Magnoliids have embryos with two cotyledons (like the eudicotyledons) and usually long, broad leaves and large flowers. Magnolias, laurel, and the cinnamon tree are magnoliids.
Other Word Forms
Origin of magnoliid
- New Latin Magnoliidae name of the subclass including magnoliid species in several taxonomic systems Magnolia type genus of the subclass magnolia -idae suff. forming taxonomic names (from pl. of Latin -idēs masculine patronymic suff.) (from Greek)
From American Heritage Dictionary of the English Language, 5th Edition