| subiculum | 1. A support or prop. 2. The zone of transition between the parahippocampal gyrus and Ammon's horn of the hippocampus. Origin: L. Dim. Of subex, support Subiculum promontorii, support of the promontory; a bony ridge bounding the fossula fenestrae cochleae posteriorly. Synonym: ponticulus promontorii. (05 Mar 2000) |
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