n.
Pronunciation: ' m ī -kr ə - ˌ lith
Function: noun
Etymology: International Scientific Vocabulary
Date: 1908
: a tiny blade tool especially of the Mesolithic usually in a geometric shape (as that of a triangle) and often set in a bone or wooden haft
– mi · cro · lith · ic \ ˌ m ī -kr ə - ' li-thik \ adjective