abrader (plural abraders)
- Something that abrades; a tool or machine for abrading. [First attested in the late 19th century.]
- (archaeology) A primitive artifact made of sandstone used for smoothing, sharpening, or shaping.
- ^ “abrader” in Lesley Brown, editor-in-chief; William R. Trumble and Angus Stevenson, editors, The Shorter Oxford English Dictionary on Historical Principles, 5th edition, Oxford; New York, N.Y.: Oxford University Press, 2002, ↑ISBN, page 7.