Main Entry: os·teo·clast

Pronunciation: \ˈäs-tē-ə-ˌklast\

Function: noun

1 : any of the large multinucleate cells closely associated with areas of bone resorption (as in a fracture that is healing)—compare chondroclast
2 : an instrument for performing osteoclasis

—os·teo·clas·tic \ˌäs-tē-ə-ˈklas-tik\ adjective