Pronunciation: ˌ f ī -t ō - ' fla-j ə -l ə t, - ˌ l ā t; -fl ə - ' je-
Function: noun
Date: 1935
: any of various organisms (as dinoflagellates) that are considered a subclass (Phytomastigophora syn. Phytomastigina) usually of algae by botanists and of protozoans by zoologists and that have many characteristics in common with typical algae