(1):
(n.) A hard, compact variety of carbonate of lime, somewhat translucent, or of banded shades of color; stalagmite. The name is used in this sense by Pliny. It is sometimes distinguished as oriental alabaster.
(2):
(n.) A box or vessel for holding odoriferous ointments, etc.; - so called from the stone of which it was originally made.
(3):
(n.) A compact variety or sulphate of lime, or gypsum, of fine texture, and usually white and translucent, but sometimes yellow, red, or gray. It is carved into vases, mantel ornaments, etc.