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industrial melanism

Syllabification: in·dus·tri·al mel·a·nism

Definition of industrial melanism in English:

noun

Zoology
The prevalence of dark-colored varieties of animals (especially moths) in industrial areas where they are better camouflaged against predators than paler forms.
Example sentences
  • A change in the direction of selective effect on a mutation is unusual, though there are some well-documented cases, such as industrial melanism in moths.
  • Recent reports exaggerate the death of industrial melanism as an exemplar of natural selection.
  • For 50 years, this interpretation of industrial melanism was just a theory, until an amateur lepidopterist went into the countryside to prove it.

Definition of industrial melanism in:

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Pronunciation: vərˈbōs
adjective
using more words than are needed…