quantum electrodynamics
noun plural but usually singular in construction Date: 1927 quantum mechanics applied to electrical interactions (as between nuclear particles)

New Collegiate Dictionary. 2001.

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  • Quantum electrodynamics — (QED) is a relativistic quantum field theory of electrodynamics. QED was developed by a number of physicists, beginning in the late 1920s. It basically describes how light and matter interact. More specifically it deals with the interactions… …   Wikipedia

  • quantum electrodynamics — [with sing. v.] n. Physics a theory that applies the principles of the quantum theory to electrodynamics: it describes how photons interact electromagnetically with electrons, protons, etc …   English World dictionary

  • quantum electrodynamics — kvantinė elektrodinamika statusas T sritis fizika atitikmenys: angl. quantum electrodynamics vok. Quantenelektrodynamik, f rus. квантовая электродинамика, f pranc. électrodynamique quantique, f …   Fizikos terminų žodynas

  • quantum electrodynamics — quantum theory of electromagnetic radiation and its interaction with atom particles and electrically charged atoms (Quantum Mechanics) …   English contemporary dictionary

  • quantum electrodynamics — Physics. the quantum field theory that deals with the electromagnetic field and its interaction with electrons and positrons. Abbr.: QED [1925 30] * * * ▪ physics        quantum field theory of the interactions of charged (electric charge)… …   Universalium

  • quantum electrodynamics — noun a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons • Syn: ↑QED • Hypernyms: ↑quantum field theory …   Useful english dictionary

  • quantum electrodynamics — noun the study of the interaction of electromagnetic radiation with electrically charged matter within the framework of relativity and quantum mechanics …   Wiktionary

  • quantum electrodynamics — quan′tum electrodynam′ics n. phs (used with a sing. v.) the quantum mechanical theory of the electromagnetic field and its interaction with electrons and positrons Abbr.: QED • Etymology: 1925–30 …   From formal English to slang

  • quantum electrodynamics — (QED) A relativistic quantum theory of electromagnetic interactions. It provides a description of the interaction of electrons, muons and photons and hence the underlying theory of all electromagnetic phenomena …   Dictionary of automotive terms

  • quantum electrodynamics — plural noun [treated as sing.] a theory concerned with the electromagnetic field and its interaction with electrically charged particles …   English new terms dictionary

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