Definition of substantia nigra
substantiae nigrae
play \-chē-ˌē-ˈnī-(ˌ)grē, -ˈni-\: a layer of deeply pigmented gray matter situated in the midbrain and containing the cell bodies of a tract of dopamine-producing nerve cells whose secretion tends to be deficient in Parkinson's disease
From the M-W Editors
Origin and Etymology of substantia nigra
New Latin, literally, black substance
Medical Dictionary
Medical Definition of substantia nigra
substantiae nigrae
\-chē-ˌē-ˈnī-(ˌ)grē, -ˈnig-(ˌ)rē\play play: a layer of deeply pigmented gray matter situated in the midbrain and containing the cell bodies of a tract of dopamine-producing nerve cells whose secretion tends to be deficient in Parkinson's disease
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Britannica.com: Encyclopedia article about substantia nigra
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