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

The Black Star, Nigra, was a dead, burned-out sun surrounded by a planetary system very much like our own.
Islands of Space|John W Campbell
God is not to be conceived as mere abstract Being (substantia), but as everlasting process, activity (actus).
Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1|Various
If a child fell into fits the mother, so far from thinking Nigra to be the cause, brought her to the black woman to be cured.
The Lady of Lynn|Walter Besant
Secundo prima apud rhetorem elementa et quae de ipsa rhetorices substantia quaeruntur tractabimus.
The Student's Companion to Latin Authors|George Middleton

Santiago Nigra de San Martin—was published in 1848, and has now become extremely rare.
The Mayas, the Sources of Their History / Dr. Le Plongeon in Yucatan, His Account of Discoveries|Stephen Salisbury, Jr.

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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for substantia nigra

substantia nigra

[ nī′grə, nĭg′rə ]

A layer of large pigmented nerve cells in the mesencephalon that produce dopamine and whose destruction is associated with Parkinson's disease.nigra