Geol. [ad. mod.L. lūnulītēs (J. Parkinson, 1822): see LUNULA and -ITE.] A small fossil coral, more or less circular in shape.
1845. Lyell, Trav. N. Amer., I. 137. The corals agree all generically with those of the Miocene beds of Europe, and some specifically, as a lunulite, the same as one from the Suffolk crag.
1864. in Webster; and in later Dicts.