Main Entry: oo·lite

Pronunciation: \ˈō-ə-ˌlīt\

Function: noun

Etymology: probably from French oolithe, from oo- o- + -lithe -lite

Date: 1785

: a rock consisting of small round grains usually of calcium carbonate cemented together

— oo·lit·ic \ˌō-ə-ˈli-tik\ adjective