pressure flaking

American  

noun

1. a method of manufacturing a flint tool by pressing flakes from a stone core with a pointed implement, usually of wood tipped with antler or copper.

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Etymology

Origin of pressure flaking

First recorded in 1925–30

Example Sentences

Newly discovered weapon remnants suggest humans were using a delicate, skillful stone-sharpening technique called pressure flaking to finely shape points for spears and other hunting tools as early as 77,000 years ago.

From Scientific American