proton meaning

[ 'prəutɔn ] Pronunciation:   "proton" in a sentence
  • Noun: proton  prowtón
    1. A stable particle with positive charge equal to the negative charge of an electron

    Derived forms: protons

    Type of: nucleon

    Encyclopedia: Proton

  • [Medicine]
    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. n : an elementary particle that is identical with the nucleus of the hydrogen atom, that along with neutrons is a constituent of all other atomic nuclei, that carries a positive charge numerically equal to the charge of an electron, and that has a mass of 1.67310 2 4 gram — pro·ton·ic adj

  • [Computer]
    1. A home computer made by Acorn Computers under a contract won from the BBC in April 1981.

    2. Something to do with Microsoft SoftLib?


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  1. proton and neutron form a charge doublet.
  2. the electron continues to whirl about the proton.
  3. nuclei are composed of protons and neutrons.
  4. does the proton finally come to rest?
  5. nitroform is such a strong proton donor.

Related Words

  1. protomic capital meaning
  2. protomonad meaning
  3. protomonadina meaning
  4. protomonas meaning
  5. protomorphic meaning
  6. proton accelerator meaning
  7. proton beam meaning
  8. proton induced x ray emission spectrometry meaning
  9. proton magnetic resonance meaning
  10. proton motive force meaning
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