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

Learn More About industrial melanism

Time Traveler for industrial melanism

Time Traveler

The first known use of industrial melanism was in 1928

See more words from the same year

Dictionary Entries Near industrial melanism

industrial life insurance

industrial melanism

industrialness

See More Nearby Entries 

Statistics for industrial melanism

Cite this Entry

“Industrial melanism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/industrial%20melanism. Accessed 18 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on industrial melanism

Britannica.com: Encyclopedia article about industrial melanism

WORD OF THE DAY

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!