- hippocampal sulcus
- hippocampal sulcus n a fissure of the mesial surface of each cerebral hemisphere extending from behind the posterior end of the corpus callosum forward and downward to the recurved part of the parahippocampal gyrus called also hippocampal fissure
* * *sulcus hippocampalis [TA] the sulcus that extends from the splenium of the corpus callosum almost to the tip of the temporal lobe, and forms the medial boundary of the hippocampal gyrus; called also hippocampal fissure.
Medical dictionary. 2011.