Dictionary
grat•toir
Pronunciation: (grä-twär'; Fr. gra-twar'), [key]—
n.,
—pl. -toirsPronunciation: (-twärz'; Fr. -twar'). [key]
Archaeol.
a flaked stone implement, usually Upper Paleolithic, retouched at the end and used probably for working wood or cleaning hides; scraper.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.