whence

The innermost sanctuary or shrine in ancient temples, whence oracles were given

It is anhydrous sulphate of lime, and differs from gypsum in not containing water (whence the name).

The nutlike seed of the areca palm, chewed in the East with betel leaves (whence its name) and shell lime.

From the opening of the shell the animal throws out a group of curved legs, looking like a delicate curl, whence the name of the group

A plaster originally composed of the juices of several plants (whence its name), but now made of an oxide of lead and oil, and consisting essentially of glycerin mixed with lead salts of the fat acids.