from The Century Dictionary and Cyclopedia
- n. The concrete musky secretion taken from the castor-glands of the beaver; castor; castoreum.
Sorry, no etymologies found.
This was the use of a substance generally called barkstone, which they found to be of great help to them in the capture of that animal.
The barkstone or castoreum, as it is commercially known, was obtained principally from the beaver himself.
This substance formed the main ingredient of barkstone, and in their medicine chest they found a part of the remainder.
He hurried back to Castle Howard and brought one of the bottles of whisky, a little store that they had never touched except in the compounding of the barkstone for the capture of beaver.
They put eight or ten drops of the barkstone upon the bait for the beaver, or somewhere near the trap, and, despite some defects in the composition, it proved an extraordinary success.
The body of the beaver contains a curious odoriferous substance, called by the trappers barkstone, but more scientifically "castor," or