hippocampal commissure
noun
: a triangular band of nerve fibers joining the two crura of the fornix of the rhinencephalon anteriorly before they fuse to form the body of the fornix
called also lyra, psalterium
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“Hippocampal commissure.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/hippocampal%20commissure. Accessed 4 Dec. 2025.
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