nucleon number

nucleon number
nucleon number ucleon number n. The sum of the number of neutrons and protons in an atomic nucleus.

Syn: mass number. [WordNet 1.5 +PJC]


The Collaborative International Dictionary of English. 2000.

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  • nucleon number — noun the sum of the number of neutrons and protons in an atomic nucleus • Syn: ↑mass number • Hypernyms: ↑mass unit * * * nucleon number noun Mass number • • • Main Entry: ↑nucleon …   Useful english dictionary

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  • Mass number — The mass number (A), also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus. Because protons and neutrons both are baryons, the mass number A is identical… …   Wikipedia

  • mass number — noun the sum of the number of neutrons and protons in an atomic nucleus • Syn: ↑nucleon number • Hypernyms: ↑mass unit * * * ˈmass number 7 [mass number] noun …   Useful english dictionary

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