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leucism

American  
[loos-iz-uhm] / ˈlusˌɪz əm /

noun

  1. Zoology. in some animals, abnormally pale or blotchy coloring caused by a genetic mutation that reduces pigment in the skin, hair, feathers, or scales.


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Example Sentences

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See Examples For:

The badger's appearance "was definitely abnormal coloration, but it didn't strike me as leucism."

From National Geographic Feb. 12, 2024

White penguins are rare because leucism is a recessive gene, and they may be more vulnerable to predators due to being more easily seen.

From BBC Jan. 14, 2024

In humans, leucism typically manifests itself in patches of white hair and lighter skin, Beckmen said.

From Washington Post Jan. 18, 2023

A deer can be born all white through two primary genetic mutations, albinism and leucism.

From Washington Times Apr. 14, 2018

The two white giraffes in Kenya — spotted by rangers at the Hirola Conservation Program in early August — have a genetic condition called leucism.

From The Verge Sep. 17, 2017

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