burin

UK: /ˈbjʊərɪn/ US: (byŏŏr′in, bûr′-)

WordReference Random House Unabridged Dictionary of American English © 2026

bu•rin  (byŏŏr′in, bûr′-), n. 

1. Building, Metallurgy a tempered steel rod, with a lozenge-shaped point and a rounded handle, used for engraving furrows in metal.
2. Building a similar tool used by marble workers.
3. Archaeology a prehistoric pointed or chisellike flint tool.

• Gmc; see bore¹) + -ino -ine²
• Italian burino (now bulino) graving tool, equivalent. to bur- (perh.
• French
• 1655–65

Collins Concise English Dictionary © HarperCollins Publishers::

burin / ˈbjʊərɪn/ noun

1. a chisel of tempered steel with a sharp lozenge-shaped point, used for engraving furrows in metal, wood, or marble
2. a prehistoric flint tool with a very small transverse edge

Etymology: 17th Century: from French, perhaps from Italian burino, of Germanic origin: compare Old High German boro auger; see bore¹