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Medical Definition of Canaliculus innominatus
1. An occasional opening in the greater wing of the sphenoid bone, between the foramen spinosum and foramen ovale, which transmits the lesser petrosal nerve. Synonym: foramen petrosum, canaliculus innominatus, foramen of Arnold. (05 Mar 2000)
Lexicographical Neighbors of Canaliculus Innominatus
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