thermodynamics: Meaning and Definition of

ther•mo•dy•nam•ics

Pronunciation: (thûr"mō-dī-nam'iks), [key]
— n. (used with a sing. v.)
  1. the science concerned with the relations between heat and mechanical energy or work, and the conversion of one into the other: modern thermodynamics deals with the properties of systems for the description of which temperature is a necessary coordinate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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