Peltier noun. ['pɛltɪeɪ] M19.
[J. C. A. Peltier (1785-1845), French amateur scientist.]
Physics. Used attrib. with ref. to an effect whereby heat is given out or absorbed when an electric current passes across a junction between two materials.
Peltier cooling, Peltier effect, Peltier heating, etc. Peltier coefficient the quantity of heat liberated or absorbed at a junction between two conductors, or between a given material and a reference conductor, when a unit of charge passes between them.

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