n.
Pronunciation: ˌ d ī -n ō - ' fla-j ə -l ə t, - ˌ l ā t; -fl ə - ' je-l ə t
Function: noun
Etymology: ultimately from Greek dinos rotation, eddy + New Latin flagellum
Date: 1889
: any of an order (Dinoflagellata) of chiefly marine planktonic usually solitary unicellular phytoflagellates that include luminescent forms, forms important in marine food chains, and forms causing red tide