Angiospermae

plural noun
An·​gio·​sper·​mae

Definition of Angiospermae

: a class of Pteropsida or in some classifications a subdivision of Spermatophyta comprising seed plants (as orchids or roses) that produce seeds enclosed in an ovary, including the vast majority of seed plants, and being divided into the subclasses Dicotyledoneae and Monocotyledoneae — compare filicineae, gymnospermae

First Known Use of Angiospermae

1831, in the meaning defined above

History and Etymology for Angiospermae

New Latin, from angi- + -spermae

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