DICT.TW Dictionary Taiwan
den·si·ty /ˈdɛn(t)səti/
U密集,稠密;C密度,濃度
den·si·ty /ˈdɛn(t)sətɪ, stɪ/ 名詞
密度
density
密度
Den·si·ty n.
1. The quality of being dense, close, or thick; compactness; -- opposed to rarity.
2. Physics 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 0° Centigrade and a pressure of 760 millimeters. For liquids and solids the standard is water at a temperature of 4° 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. Depth of shade.
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density
n 1: the amount per unit size [syn: denseness]
2: the spatial property of being crowded together [syn: concentration,
denseness, compactness] [ant: distribution]