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substantia nigra
[ suhb-stan-shee-uh -nahy-gruh, nig-ruh ]
/ səbˈstæn ʃi ə ˈnaɪ grə, ˈnɪg rə /
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noun, plural sub·stan·ti·ae ni·grae [suhb-stan-shee-ee -nahy-gree, nig-ree], /sʌbˈstæn ʃiˌi ˈnaɪ gri, ˈnɪg ri/, substantia nigras.
a deeply pigmented area of the midbrain containing dopamine-producing nerve cells.
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Origin of substantia nigra
1880–85; <New Latin: black substance
Words nearby substantia nigra
substantial, substantialism, substantialize, substantially, substantia medullaris, substantia nigra, substantiate, substantiated, substantiation, substantival, substantive
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use substantia nigra in a sentence
British Dictionary definitions for substantia nigra
substantia nigra
/ (səbˈstænʃə ˈnaɪɡrə) /
noun
a layer of grey matter in the brain that produces dopamine and contains pigmented nerve cells, loss of which has been associated with Parkinson's disease
Word Origin for substantia nigra
C20: from Latin, literally: dark material
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medical definitions for substantia nigra
substantia nigra
[ nī′grÉ™, nÄg′rÉ™ ]
n.
A layer of large pigmented nerve cells in the mesencephalon that produce dopamine and whose destruction is associated with Parkinson's disease.nigra
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.