entorhinal

adjective

en·​to·​rhi·​nal ˌen-tə-ˈrī-nᵊl How to pronounce entorhinal (audio)
: of, relating to, or being the part of the cerebral cortex in the medial temporal lobe that serves as the main cortical input to the hippocampus

Example Sentences

Recent Examples on the Web Sadly, the entorhinal cortex is among the first areas to fail in people with Alzheimer's disease. May-britt Moser, Scientific American, 1 Jan. 2016 One of those streams of information, perhaps providing a spatial component for memories, comes from the entorhinal cortex and its grid cells. Quanta Magazine, 14 Oct. 2021 The entorhinal cortex is known to act as a relay, or interface, between the hippocampus (which is deeper in an evolutionary older part the brain) and the rest of the cortex. Gabriel A. Silva, Forbes, 13 Oct. 2021 This hippocampal-entorhinal system is more than a mapmaker, though, and the maps are more than a way to locate oneself in space. Matthew Schafer, Scientific American, 1 Feb. 2020 Tsao wondered what its sister structure, the lateral entorhinal cortex, might be doing. Jordana Cepelewicz, WIRED, 17 Feb. 2019 Tsao wondered what its sister structure, the lateral entorhinal cortex, might be doing. Wired, 17 Feb. 2019 The researchers recorded neural activity from the lateral entorhinal cortex and nearby brain regions. Jordana Cepelewicz, WIRED, 17 Feb. 2019 Therein lies the flaw in comparing the entorhinal map to a GPS or other navigational tool. Quanta Magazine, 28 Mar. 2019 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'entorhinal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

ent- + -rhinal; from the rhinal sulcus, the furrow within which the entorhinal cortex is located

First Known Use

1968, in the meaning defined above

Time Traveler
The first known use of entorhinal was in 1968

Dictionary Entries Near entorhinal

Cite this Entry

“Entorhinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/entorhinal. Accessed 30 Nov. 2022.

Medical Definition

entorhinal

adjective

en·​to·​rhi·​nal ˌen-tə-ˈrī-nᵊl How to pronounce entorhinal (audio)
: of, relating to, or being the part of the cerebral cortex in the medial temporal lobe that serves as the main cortical input to the hippocampus
Other researchers found theta waves generated in the entorhinal cortex, a staging area for information entering and leaving the hippocampus. June Kinoshita, Discover
Last Updated: - Updated example sentences
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