'nucleon number' definitions:
Definition of 'nucleon number'
From: WordNet
noun
The sum of the number of neutrons and protons in an atomic nucleus [syn: mass number, nucleon number]
Definition of 'nucleon number'
From: GCIDE
- nucleon number \nucleon number\ n. The sum of the number of neutrons and protons in an atomic nucleus.
- Syn: mass number. [WordNet 1.5 +PJC]