Discolith
Pronunciation : Dis"co*lith
Part of Speech : n.
Etymology : [Gr. -lith.] (Biol.)
Definition : Defn: One of a species of coccoliths, having an oval discoidal body, with a thick strongly refracting rim, and a thinner central portion. One of them measures about
Source : Webster's Unabridged Dictionary, 1913