( n. )
A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.
( n. )
A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012