Advertisement
Advertisement
K-shell
[ key-shel ]
noun
, Physics.
- the first shell of electrons surrounding the nucleus of an atom and containing, when filled, two electrons having principal quantum number 1.
Discover More
Word History and Origins
Origin of K-shell1
First recorded in 1965–70
Advertisement
Word of the Day
[tawr-choo-uhs ]
Meaning and examplesStart each day with the Word of the Day in your inbox!
By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.
Advertisement
Advertisement
Advertisement
Browse