subshell

[ suhb-shel ]
/ ˈsʌbˌʃɛl /

noun Physics.

a group of electrons in an atom belonging to the same shell and also having the same azimuthal quantum number.

Origin of subshell

First recorded in 1965–70; sub- + shell
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for subshell

subshell

[ sŭbshĕl′ ]

One or more orbitals in the electron shell of an atom with the same energy level. Subshells have different shapes and are distinguished by their magnetic quantum number. See more at orbital quantum number.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.