crown saw

American  

noun

1. a rotary saw consisting of a hollow cylinder with teeth formed on one end or edge, as a trephine or trepanning saw.

---

crown saw British  

noun

1. a hollow cylinder with cutting teeth forming a rotary saw for trepanning

---

Etymology

Origin of crown saw

First recorded in 1860–65

Example Sentences

But Otto’s son, Ludolf, who had received a promise of the German crown, saw his rights threatened by this marriage.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" by Various

In 1810 Murdock took out a patent for boring steam-pipes for water, and cutting columns out of solid blocks of stone, by means of a cylindrical crown saw.

From Men of Invention and Industry by Smiles, Samuel

In England the crown saw the peerage diminish with pleasure.

From The Man Who Laughs by Hugo, Victor

The hirelings of the crown saw the writing upon many walls and were suddenly attacked with a Belshazzar tremor and found no balance in America to restore an equilibrium.

From Sages and Heroes of the American Revolution by Judson, L. Carroll