otic ganglion
(redirected from Arnold ganglion)Also found in: Dictionary, Thesaurus, Medical.
otic ganglion
[′ōd·ik ′gaŋ·glē‚än] (neuroscience)
The nerve ganglion located immediately below the foramen ovale of the sphenoid bone.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.