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elementary particle
(redirected from Elementary entity)

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
elementary particle
n.
1. A knoblike body that appears on the luminal surfaces of mitochondrial cristae and is believed to be involved with the electron transport system.
2. Any of the subatomic particles that compose matter and energy, especially one hypothesized or regarded as an irreducible constituent of matter. Also called fundamental particle.

elementary particle,
(in physics) a subatomic particle, such as an electron, neutron, or proton.

particle
an extremely small mass of material. See also alpha particles and beta particle.

elementary particle
any of the subatomic particles, including electrons, protons, neutrons, positrons, neutrinos and muons.


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