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enthalpy

(en t̸hal′pē, en′t̸həl pē)

noun

a measure of the energy content of a system per unit mass

Origin: Gr enthalpein, to warm in (< en-, en- < en, in + thalpein, to heat) + -y

See enthalpy in American Heritage Dictionary 4

noun Symbol H pl. en·thal·pies

A thermodynamic function of a system, equivalent to the sum of the internal energy of the system plus the product of its volume multiplied by the pressure exerted on it by its surroundings.

Origin:

Origin: Greek enthalpein, to heat in (en-, in; see en-² + thalpein, to heat)

Origin: + -y²

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