: a highway that goes around a city

Full Definition of ORBITAL

:  a mathematically described region around a nucleus in an atom or molecule that may contain zero, one, or two electrons

Origin of ORBITAL

orbital, adjective
First Known Use: 1932
Medical Dictionary


noun or·bit·al \ˈr-bət-əl\

Medical Definition of ORBITAL

:  a subdivision of a nuclear shell containing zero, one, or two electrons
July 06, 2015
categorical Hear it
absolute or relating to a category
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