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epithalamus

[ep-uh-thal-uh-muh s]
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noun, plural ep·i·thal·a·mi [ep-uh-thal-uh-mahy] /ˌɛp əˈθæl əˌmaɪ/. Anatomy.
  1. the dorsal area of the diencephalon containing a habenula and the pineal gland.
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Origin of epithalamus

From New Latin, dating back to 1900–05; see origin at epi-, thalamus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
epithalamus in Medicine

epithalamus

(ĕp′ə-thăl′ə-məs)
n.
  1. A dorsal segment of the diencephalon containing the habenula and the pineal body.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.