- conservation of energy
- conservation of energy apparently coined in French by Leibnitz in 1692; attested in English from early 18c. as conservatio virum vivarum or partially nativized versions of it. The exact phrase is attested from 1853.
Etymology dictionary. 2014.
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Conservation of energy — Conservation Con ser*va tion, n. [L. conservatio: cf. F. conservation.] The act of preserving, guarding, or protecting; the keeping (of a thing) in a safe or entire state; preservation. [1913 Webster] A step necessary for the conservation of… … The Collaborative International Dictionary of English
conservation of energy — n a principle in physics: the total energy of an isolated system remains constant irrespective of whatever internal changes may take place with energy disappearing in one form reappearing in another called also first law of thermodynamics, law of … Medical dictionary
conservation of energy — n. the principle that the total energy in an isolated physical system does not increase or diminish but only changes form … English World dictionary
Conservation of energy — This article is about the law of conservation of GPE in physics. For sustainable energy resources, see Energy conservation. Prof. Walter Lewin demonstrates the conservation of mechanical energy, touching a wrecking ball with his jaw. (MIT Course… … Wikipedia
conservation of energy — noun the fundamental principle of physics that the total energy of an isolated system is constant despite internal changes • Syn: ↑law of conservation of energy, ↑first law of thermodynamics • Hypernyms: ↑conservation, ↑law of thermodynamics … Useful english dictionary
conservation of energy — Physics. the principle that in a system that does not undergo any force from outside the system, the amount of energy is constant, irrespective of its changes in form. Also called law of conservation of energy. [1850 55] * * * … Universalium
conservation of energy — energijos tvermė statusas T sritis fizika atitikmenys: angl. conservation of energy vok. Energieerhaltung, f rus. сохранение энергии, n pranc. conservation de l’énergie, f … Fizikos terminų žodynas
conservation of energy — Date: 1853 a principle in physics: the total energy of an isolated system remains constant irrespective of whatever internal changes may take place with energy disappearing in one form reappearing in another … New Collegiate Dictionary
CONSERVATION OF ENERGY — the doctrine that, however it may be transformed or dissipated, no fraction of energy is ever lost, that the amount of force, as of matter, in the universe, under all mutation remains the same … The Nuttall Encyclopaedia
conservation of energy — principle of physics which dictates that electrical energy does not change but is preserved … English contemporary dictionary