Definition of subshell in English:

subshell

adjective ˈsʌbʃɛl

Located or occurring beneath a shell.

noun ˈsʌbʃɛl

1Chiefly Geology. A shell that lies beneath another shell; a subsidiary layer within a shell.
2Physics and Chemistry. A set of allowed quantum states within a shell of an atom which can be occupied by electrons having the same value of the orbital quantum number l. Also: a corresponding set of allowed quantum states of nucleons in a nucleus.
3Computing. An instance of a shell initiated by another shell.

Origin

Mid 19th century; earliest use found in Annals and Magazine of Natural History. From sub- + shell.

Definition of subshell in US English:

subshell

adjectiveˈsʌbʃɛl

Located or occurring beneath a shell.

nounˈsʌbʃɛl

1Chiefly Geology. A shell that lies beneath another shell; a subsidiary layer within a shell.
2Physics and Chemistry. A set of allowed quantum states within a shell of an atom which can be occupied by electrons having the same value of the orbital quantum number l. Also: a corresponding set of allowed quantum states of nucleons in a nucleus.
3Computing. An instance of a shell initiated by another shell.

Origin

Mid 19th century; earliest use found in Annals and Magazine of Natural History. From sub- + shell.

词汇	subshell
释义	Definition of subshell in English: subshell adjective ˈsʌbʃɛl Located or occurring beneath a shell. noun ˈsʌbʃɛl 1Chiefly Geology. A shell that lies beneath another shell; a subsidiary layer within a shell. 2Physics and Chemistry. A set of allowed quantum states within a shell of an atom which can be occupied by electrons having the same value of the orbital quantum number l. Also: a corresponding set of allowed quantum states of nucleons in a nucleus. 3Computing. An instance of a shell initiated by another shell. Origin Mid 19th century; earliest use found in Annals and Magazine of Natural History. From sub- + shell. Definition of subshell in US English: subshell adjectiveˈsʌbʃɛl Located or occurring beneath a shell. nounˈsʌbʃɛl 1Chiefly Geology. A shell that lies beneath another shell; a subsidiary layer within a shell. 2Physics and Chemistry. A set of allowed quantum states within a shell of an atom which can be occupied by electrons having the same value of the orbital quantum number l. Also: a corresponding set of allowed quantum states of nucleons in a nucleus. 3Computing. An instance of a shell initiated by another shell. Origin Mid 19th century; earliest use found in Annals and Magazine of Natural History. From sub- + shell.
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