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Medical Definition of Fissura sphenopetrosa
1. A narrow fissure between the undersurface of the greater wing of the sphenoid and the petrous portion of the temporal bone. Synonym: fissura sphenopetrosa. (05 Mar 2000)
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1. A narrow fissure between the undersurface of the greater wing of the sphenoid and the petrous portion of the temporal bone. Synonym: fissura sphenopetrosa. (05 Mar 2000)