neutron
Concise Oxford English Dictionary © 2008 Oxford University Press:
neutron/ˈnjuːtrɒn/
▶noun a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
'neutron' also found in these Oxford entries:
collapsar
- control rod
- degenerate
- deuteron
- hyperon
- neutron bomb
- neutron star
- nucleon
- -on
- pulsar
