volume expansivity

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• expansivity — n. 1. the fractional change in length or area or volume per unit change in temperature at a given constant pressure. Syn: coefficient of expansion. [WordNet 1.5] …   The Collaborative International Dictionary of English

• expansivity — noun 1. a quality characterized by magnificence of scale or the tendency to expand the expansiveness of their extravagant life style was soon curtailed • Syn: ↑expansiveness • Derivationally related forms: ↑expansive, ↑expansive (for: ↑ …   Useful english dictionary

• coefficient of expansion — noun the fractional change in length or area or volume per unit change in temperature at a given constant pressure • Syn: ↑expansivity • Hypernyms: ↑coefficient * * * : the ratio of the increase of length, area, or volume of a body per degree… …   Useful english dictionary

• Density — This article is about mass density. For other uses, see Density (disambiguation). The mass density or density of a material is defined as its mass per unit volume. The symbol most often used for density is ρ (the Greek letter rho). In some cases… …   Wikipedia

• Thermal expansion — Thermodynamics …   Wikipedia

• Dilatometer — A simple structure of a dilatometer for the measurement of the thermal expansion of liquids and solids A dilatometer is a scientific instrument that measures volume changes caused by a physical or chemical process. A familiar application of a… …   Wikipedia

• coefficient of expansion — [1] Increase in unit length, area, or volume for one degree rise in temperature. [2] The fractional change in length, area or volume per unit change in tem of a solid, liquid, or gas at a given constant pressure. e.g., an aluminum bar stretches… …   Dictionary of automotive terms

• Glass — This article is about the material. For other uses, see Glass (disambiguation). Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia …   Wikipedia

• Heat transfer — is a discipline of thermal engineering that concerns the exchange of thermal energy from one physical system to another. Heat transfer is classified into various mechanisms, such as heat conduction, convection, thermal radiation, and phase change …   Wikipedia

• Negative thermal expansion — (NTE) is a physicochemical process in which some materials contract upon heating rather than expanding as most materials do. Materials which undergo this unusual process have a range of potential engineering, photonic, electronic, and structural… …   Wikipedia

• coefficient of expansion — Physics. the fractional change in length, area, or volume per unit change in temperature of a solid, liquid, or gas at a given constant pressure. Also called expansivity. [1870 75] * * * …   Universalium