melanize

1 of 2

verb

mel·​a·​nize ˈme-lə-ˌnīz How to pronounce melanize (audio)
melanized; melanizing

transitive verb

1
: to convert into or infiltrate with melanin
2
: to make dark or black
melanization noun

melanization

2 of 2

noun

mel·​a·​ni·​za·​tion ˌmelənə̇ˈzāshən How to pronounce melanization (audio)
-ˌnīˈz-
plural -s
: the quality or state of being or the process of becoming melanized

Word History

Etymology

Verb

melan(in) + -ize

First Known Use

Verb

1967, in the meaning defined at sense 1

Time Traveler
The first known use of melanize was in 1967

Browse Nearby Words

Cite this Entry

“Melanize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/melanize. Accessed 19 Jun. 2026.

Medical Definition

melanize

transitive verb
mel·​a·​nize
variants or chiefly British melanise
melanized or chiefly British melanised; melanizing or chiefly British melanising
: to convert into or infiltrate with melanin
melanized cell granules
melanization noun
or chiefly British melanisation
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