Dicotyledones \Dicotyledones\ n. (Bot.) same as Dicotyledonae.
Syn: Dicotyledones, class Dicotyledones, class Dicotyledonae, Magnoliopsida, class Magnoliopsida. [WordNet 1.5]
Source: The Collaborative International Dictionary of English v.0.48
Dicotyledones
Source: WordNet (r) 2.0