Meaning Of The Word Proton

Real Dictionary
  1. Real Dictionary
  2. P Words Definitions
  3. Section P-494
  4. Proton

What's the definition of Proton? Find Proton meanings, definitions and more at the Real Dictionary online.

Proton Meaning

Proton Definition
Proton Definition

What's The Definition Of Proton?

proton
countable noun: A proton is an atomic particle that has a positive electrical charge.

proton in American English
a nucleon carrying a positive charge equal to the negative charge of an electron and having a mass of c. 1.673 × 10-27kg (c. 938.2796 MeV/c2, c. 1,836 times the mass of an electron): the number of protons in an atom determines the atomic number of a chemi
noun: a positively charged elementary particle that is a fundamental constituent of all atomic nuclei. It is the lightest and most stable baryon, having a charge equal in magnitude to that of the electron, a spin of 1⁄2, and a mass of 1.673 × 10−27kg

proton in British English
noun: a stable, positively charged elementary particle, found in atomic nuclei in numbers equal to the atomic number of the element. It is a baryon with a charge of 1.602176462 × 10–19 coulomb, a rest mass of 1.672 62159 × 10–27 kilogram, and spin 1⁄2

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