density

n. அடர்த்தி, நெருக்கம், செறிவு, கழிமடமை, (இய) செறிமானம், பரும அளவுல்ன் எடைமானத்துக்குள்ள விகிதம்.

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Den"si*ty, n. Etym: [L. densitas; cf. F. densité.] 1. The quality of being dense, close, or thick; compactness; -- opposed to rarity. 2. (Physics) Defn: 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. Note: For gases the standard substance is hydrogen, at a temperature of 0º Centigrade and a pressure of 760 millimeters. For liquids and solids the standard is water at a temperature of 4º Centigrade. The density of solids and liquids is usually called specific gravity, and the same is true of gases when referred to air as a standard. 3. (Photog.) Defn: Depth of shade. Abney.

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