bu·rin 
(byrĭn, bûr-)
(byrĭn, bûr-)n.
1.
a. A steel cutting tool with a sharp beveled point, used in engraving or carving stone.
b. A stone tool with a chisellike head. Also called graver.
2. The style or technique of an engraver's work.
[French, probably from obsolete Italian burino, of Germanic origin.]