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Proton

Synonym(s)

  • hydrogen ions

Definition(s)

Stable elementary particles having the smallest known positive charge, found in the nuclei of all elements. The proton mass is less than that of a neutron. A proton is the nucleus of the light hydrogen atom, i.e., the hydrogen ion.

Definition from: MeSH via Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. at the National Library of Medicine

A small, positively charged particle of matter found in the atoms of all elements.

Definition from:  National Cancer Institute dictionaryThis link leads to a site outside Genetics Home Reference.

See also Understanding Medical Terminology.

 
Published: July 28, 2014