/
ˌhɪpə(ʊ)ˈkampəs/
n.
(pl. hippocampi
/-pi, -pʌɪ/
)
Anatomy the system of elongated ridges on the floor of the lateral ventricles of the brain, thought to be the centre of emotion, memory, and the autonomic nervous system.
Etymology
C16: via L. from Gk hippokampos, from hippos ‘horse’ + kampos ‘sea monster’.
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