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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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Those animals had a genetic condition called leucism, which blocks skin cells from producing pigments.

From National Geographic Aug. 23, 2023

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

From Washington Post Jan. 18, 2023

SWT said the bird's lack of pigmentation was caused by a genetic condition called leucism.

From BBC Jul. 1, 2021

The moose wasn’t an albino either, according to National Geographic, but it had a partial form of leucism called piebald — where only specks of colors remain.

From The Verge Sep. 17, 2017

The unique eagle has leucism, which causes partial pigmentation loss in animals.

From Washington Times Mar. 9, 2017

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