orbital

(redirected from orbital arteries)
Also found in: Dictionary, Medical.

orbital

[′ȯr·bəd·əl]
(atomic physics)
The space-dependent part of the Schrödinger wave function of an electron in an atom or molecule in an approximation such that each electron has a definite wave function, independent of the other electrons.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.