Search Dictionary
Definition of neuromelanin
neuromelanin
/ˌnʊroʊˈmɛlənɪn/
neu · ro · mel · a · nin
neuromelanin Lexical Profile
CEFR
C2
Grade
13
Tier
3
Usage
Rare
neuromelanin Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A dark, insoluble granular pigment produced in specific populations of catecholaminergic neurons in the brain, particularly within the substantia nigra and locus coeruleus.
Example
"The progressive loss of neuromelanin-containing neurons in the substantia nigra is a major pathological hallmark of Parkinson's disease."
Synonyms
View all synonyms for neuromelanin• Rhymes for neuromelanin
• Nearby Words
Word Origin & Etymology
Coined in the mid-20th century by combining the prefix 'neuro-' (from Greek 'neuron', meaning nerve) and 'melanin' (from Greek 'melas', meaning black), denoting the specific dark pigment present in mammalian brains.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Neuromelanin. In Wordmom Dictionary. Retrieved Oct 13, 2026, from https://wordmom.com/dictionary/neuromelanin