[ grah-twahr; French gra-twar ]
/ grɑˈtwɑr; French graˈtwar /
noun, plural grat·toirs [grah-twahrz; French gra-twar] /grɑˈtwɑrz; French graˈtwar/. Archaeology.
a flaked stone implement, usually Upper Paleolithic, retouched at the end and used probably for working wood or cleaning hides; scraper.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019