- a proton or neutron, especially when considered as a component of a nucleus.
Origin of nucleon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a proton or neutron, esp one present in an atomic nucleus
C20: from nucle (us) + -on
- A proton or neutron, especially as part of an atomic nucleus.
- A proton or a neutron, especially as part of an atomic nucleus.
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