nucleon

[ noo-klee-on, nyoo- ]

noun

, Physics.

1. a proton or neutron, especially when considered as a component of a nucleus.

nucleon

/ ˈnjuːklɪˌɒn /

noun

1. a proton or neutron, esp one present in an atomic nucleus

nucleon

/ no̅o̅′klē-ŏn′ /

1. A proton or a neutron, especially as part of an atomic nucleus.

Other Words From

• nucle·onic adjective
• inter·nucle·on adjective
• inter·nucle·onic adjective

Word History and Origins

Origin of nucleon¹

First recorded in 1935–40; nucle(us) + -on ¹

Word History and Origins

Origin of nucleon¹

C20: from nucle ( us ) + -on