|levə|lȯizēən, -ȯizhən adjective
also le·val·lois ləˈval(ˌ)wä
Usage: usually capitalized
Etymology: levalloisian from Levallois -Perret, suburb of Paris, France + English -ian; levallois from Levallois -Perret
: of or relating to a culture tradition overlapping the late Acheulean and early Mousterian and notable for a technique of stone-tool manufacture by the striking of flakes from a flat flint nodule