industrial melanism

noun

Definition of industrial melanism

: genetically determined melanism as a population phenomenon especially in moths in which the proportion of dark individuals tends to increase due to differential predation especially by birds which more easily find and eat lighter-colored individuals in habitats darkened by industrial pollution

First Known Use of industrial melanism

1928, in the meaning defined above

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The first known use of industrial melanism was in 1928

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Cite this Entry

“Industrial melanism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/industrial%20melanism. Accessed 3 Jun. 2020.

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