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—masslessness, n./mas"lis/, adj. Physics.pertaining to an elementary particle having zero rest mass, as a photon.[1875-80; MASS + -LESS]
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Universalium. 2010.
massless
Look at other dictionaries:
massless — [mas′lis] adj. having no mass: said of some subatomic particles, as a gluon or a photon … English World dictionary
massless — adjective Date: 1879 having no mass < a massless particle > … New Collegiate Dictionary
Massless particle — In particle physics, a massless particle is a particle whose invariant mass is zero. Currently, the only known massless particles are gauge bosons: the photon (carrier of electromagnetism) and the gluon (carrier of the strong force). However,… … Wikipedia
massless — adjective having no mass … Wiktionary
massless — mæslɪs adj. without mass; of or pertaining to subatomic particles having zero mass … English contemporary dictionary
massless — mass·less … English syllables
massless — mass•less [[t]ˈmæs lɪs[/t]] adj. phs pertaining to an elementary particle, as a photon, having zero rest mass • Etymology: 1875–80 mass′less•ness, n … From formal English to slang
massless — … Useful english dictionary
Gas in a box — In quantum mechanics, the results of the quantum particle in a box can be used to look at the equilibrium situation for a quantum ideal gas in a box which is a box containing a large number of molecules which do not interact with each other… … Wikipedia
Chirality (physics) — A chiral phenomenon is one that is not identical to its mirror image (see Chirality). The spin of a particle may be used to define a handedness (aka chirality) for that particle. A symmetry transformation between the two is called parity.… … Wikipedia
