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Medical Definition of Inferior petrosal sulcus
1. A groove lodging the inferior petrosal sinus, formed by union of similarly named grooves in the petrous part of the temporal bone and the basilar part of the occipital bone. Synonym: sulcus sinus petrosi inferioris, inferior petrosal groove, inferior petrosal sulcus. (05 Mar 2000)
Lexicographical Neighbors of Inferior Petrosal Sulcus
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