hippocampal commissure


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to hippocampal commissure: Anterior commissure, Posterior commissure, Septal nuclei

com·mis·sur·a for·'ni·cis

[TA]
the triangular subcallosal plate of commissural fibers resulting from the converging of the right and left fornix bundles that exchange numerous fibers and that curve back in the contralateral fornix to end in the hippocampus of the opposite side.

hippocampal commissure

A thin sheet of axons from the fornix that cross the midline plane under the posterior sector of the corpus callosum and interconnect homologous fields of the right and left hippocampi.
Synonym: commissure of fornix
See also: commissure