pigmentum nigrum

noun

pig·​men·​tum ni·​grum pig-ˈment-əm-ˈnī-grəm How to pronounce pigmentum nigrum (audio)
: the melanin coloring the choroid of the eye

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pigmentosum
pigmentum nigrum
pigmy
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Cite this Entry

“Pigmentum nigrum.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pigmentum%20nigrum. Accessed 4 Nov. 2025.

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