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

Examples of entorhinal in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
The enhanced reelin protein seemed to be protecting a very specific part of the man’s brain, an area that sits behind the nose at the base of the brain called the entorhinal cortex. Brenda Goodman, CNN, 15 May 2023 Of course, this doesn’t tell us why super agers have bigger, healthier entorhinal neurons, thicker anterior cingulates and shrink-resistant brains. Avery Hurt, Discover Magazine, 5 May 2023 Even more surprising, super agers’ entorhinal neurons were larger than those in people 20 or 30 years younger. Avery Hurt, Discover Magazine, 5 May 2023 The entorhinal cortex is particularly sensitive to aging and to Alzheimer’s. Brenda Goodman, CNN, 15 May 2023 Our initial work focused on the medial (inner) entorhinal cortex. May-Britt Moser, Scientific American, 1 Jan. 2016 His research has identified how fan cells, which are found in the lateral entorhinal cortex of the medial temporal lobe and controlled by dopamine, are responsible for receiving new associative memories. Emilie Le Beau Lucchesi, Discover Magazine, 16 Dec. 2021 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

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 5 Nov. 2024.

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
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