leucism

leu·cism
L1E1U1C3I1S1M3
/ˈluːsɪzəm/

noun

An animal condition in which there is partial loss of pigmentation resulting in white, pale, or patchy coloration of the skin, hair, feathers, scales or cuticle, but not the eyes (caused by a reduction in multiple types of pigment, not just melanin).

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Meanings

nounleucism (uncountable)

alternative leukism

  1. uncountablebiologyAn animal condition in which there is partial loss of pigmentation resulting in white, pale, or patchy coloration of the skin, hair, feathers, scales or cuticle, but not the eyes (caused by a reduction in multiple types of pigment, not just melanin).

Origin

From leuco- + -ism.

Full word history & related roots →

Translations

Chinese Mandarin 白變 /白变
  • 白變 /白变partial loss of pigmentation
Danish leucisme
  • leucismepartial loss of pigmentation
Dutch leucisme
  • leucismepartial loss of pigmentation
Esperanto leŭcismo, leŭkismo
  • leŭcismopartial loss of pigmentation
  • leŭkismopartial loss of pigmentation
Finnish leukismi
  • leukismipartial loss of pigmentation
French leucisme, leucistisme
  • leucismepartial loss of pigmentation
  • leucistismepartial loss of pigmentation
German Leuzismus
  • Leuzismuspartial loss of pigmentation
Italian leucismo
  • leucismopartial loss of pigmentation
Lithuanian leukizmas
  • leukizmaspartial loss of pigmentation
Māori rūkimi
  • rūkimipartial loss of pigmentation
Norwegian Bokmål leukisme
  • leukismepartial loss of pigmentation
Polish leucyzm
  • leucyzmpartial loss of pigmentation
Spanish leucismo
  • leucismopartial loss of pigmentation
Swedish leucism
  • leucismpartial loss of pigmentation

Rhymes & wordplay

Anagrams

emulsic
Cite this entry
APA

leucism. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/leucism

MLA

“leucism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/leucism. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “leucism,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/leucism.

Source: leucism on Wiktionary, CC BY-SA 4.0.