hippocampus(redirected from Hippocampal formation)
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n. pl. hip·po·cam·pi (-pī′)
1. A ridge in the floor of each lateral ventricle of the brain that consists mainly of gray matter and has a central role in memory processes.
2. Variant of hippocamp.
[New Latin, from Late Latin, hippocamp (from the shape of the structure in cross section ); see hippocamp.]
hip′po·cam′pal (-pəl) adj.
n, pl -pi (-paɪ)
1. (Classical Myth & Legend) a mythological sea creature with the forelegs of a horse and the tail of a fish
2. (Zoology) any marine teleost fish of the genus Hippocampus, having a horselike head. See seahorse1
3. (Anatomy) an area of cerebral cortex that forms a ridge in the floor of the lateral ventricle of the brain, which in cross section has the shape of a sea horse. It functions as part of the limbic system
[C16: from Latin, from Greek hippos horse + kampos a sea monster]
hip•po•cam•pus(ˌhɪp əˈkæm pəs)
n., pl. -pi (-paɪ, -pi)
a curved ridge in the lateral ventricles of the mammalian brain: part of the limbic system.
[1600–10; < Latin < Greek hippókampos=hippo- hippo- + kámpos sea monster]
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|Noun||1.||hippocampus - a complex neural structure (shaped like a sea horse) consisting of grey matter and located on the floor of each lateral ventricle; intimately involved in motivation and emotion as part of the limbic system; has a central role in the formation of memories|
neural structure - a structure that is part of the nervous system
|2.||Hippocampus - seahorses |
fish genus - any of various genus of fish