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Medical Definition of Ammon's horn
1. One of the two interlocking gyri composing the hippocampus, the other being the dentate gyrus. Synonym: cornu ammonis. Origin: G. Ammon, the Egyptian deity Amun (05 Mar 2000)
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1. One of the two interlocking gyri composing the hippocampus, the other being the dentate gyrus. Synonym: cornu ammonis. Origin: G. Ammon, the Egyptian deity Amun (05 Mar 2000)