adjective
or mous·tie·ri·an (ˈ)mü|sti(ə)rēən
Usage: usually capitalized
Etymology: French moustérien, moustiérien, from Le Moustier, cave in Dordogne dept. in southwestern France where archeological finds were made + French -ien -ian
: of, relating to, or being a late lower Paleolithic period characterized by tools which were primarily flakes with retouched edges but sometimes biface core tools