The Collaborative International Dictionary of English v.0.48:
magnoliopsid \magnoliopsid\ n. A flowering plant. Syn: dicot, dicotyledon. [WordNet 1.5]WordNet (r) 3.0 (2006):
magnoliopsid n 1: flowering plant with two cotyledons; the stem grows by deposit on its outside [syn: dicot, dicotyledon, magnoliopsid, exogen]