( n. )
The ratio of mass, or quantity of matter, to bulk or volume, esp. as compared with the mass and volume of a portion of some substance used as a standard.
( n. )
The ratio of mass, or quantity of matter, to bulk or volume, esp. as compared with the mass and volume of a portion of some substance used as a standard.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012