Angiospermae

plural noun

An·​gio·​sper·​mae

: 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

Word History

Etymology

New Latin, from angi- + -spermae

First Known Use

1831, in the meaning defined above

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