[ hip-uh-kam-puhs ]
/ ˌhɪp əˈkæm pəs /
noun, plural hip·po·cam·pi [hip-uh-kam-pahy, -pee]. /ˌhɪp əˈkæm paɪ, -pi/.
Classical Mythology. a sea horse with two forefeet, and a body ending in the tail of a dolphin or fish.
Anatomy. an enfolding of cerebral cortex into the lateral fissure of a cerebral hemisphere, having the shape in cross section of a sea horse.
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Origin of hippocampus
1600–10; <Latin <Greek hippókampos, equivalent to hippo-hippo- + kámpos sea monster
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for hippocampus
/ (ˌhɪpəʊˈkæmpəs) /
noun plural -pi (-paɪ)
a mythological sea creature with the forelegs of a horse and the tail of a fish
any marine teleost fish of the genus Hippocampus, having a horselike headSee sea horse
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
Derived forms of hippocampushippocampal, adjective
Word Origin for hippocampus
C16: from Latin, from Greek hippos horse + kampos a sea monster
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for hippocampus
[ hĭp′ə-kăm′pəs ]
n. pl. hip•po•cam•pi (-pī′)
The complex, internally convoluted structure that forms the medial margin of the cortical mantle of the cerebral hemisphere, borders the choroid fissure of the lateral ventricle, is composed of two gyri with their white matter, and forms part of the limbic system.
Other words from hippocampuship′po•cam′pal (-pəl) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for hippocampus
[ hĭp′ə-kăm′pəs ]
Plural hippocampi (hĭp′ə-kăm′pī′)
A convoluted, seahorse-shaped structure in the cerebral cortex of the temporal lobe of the brain, composed of two gyri with white matter above gray matter. It forms part of the limbic system and is involved in the processing of emotions and memory.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.