What does leucism mean?
Leucism is a condition characterized by reduced or absent pigmentation in animals, resulting in pale or white feathers, skin, or scales. This can occur due to genetic or environmental factors, such as exposure to certain chemicals or diseases. Leucistic animals may have a higher risk of sun damage and skin cancer due to their lack of melanin. In some cases, leucism can be a result of genetic mutations, while in others it may be caused by environmental factors such as pollution or UV radiation. Leucism is often confused with albinism, but the two conditions are distinct. Albinism is a complete lack of melanin, while leucism is a reduction in melanin. Leucistic animals can still have some pigmentation, whereas albinistic animals have none. Leucism is an important area of study in the fields of biology and medicine, as it can provide insights into the development and function of melanin in animals.
nounA condition in which an animal has reduced or absent pigmentation, often resulting in pale or white feathers, skin, or scales. This can occur due to genetic or environmental factors.
- 1. A condition in which an animal has reduced or absent pigmentation, often resulting in pale or white feathers, skin, or scales.
"The leucistic bird was a rare sight in the forest, its pale plumage standing out against the vibrant foliage."
"The leucistic bird was a rare sight in the forest, its pale plumage standing out against the vibrant foliage."
"The leucistic fish had a pale scales that made it difficult to spot in the water."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of leucism
The term 'leucism' comes from the Greek word 'leukos', meaning 'white' or 'pale'. It was first used in the 19th century to describe the condition in animals. The term is still used today in biology and medicine to describe the condition.
Usage notes
Leucism is often used in the context of animal biology and medicine. It can be used to describe the condition in a variety of animals, including birds, fish, and mammals. The term is often used interchangeably with 'albinism', but the two conditions are distinct. Leucism is a reduction in melanin, while albinism is a complete lack of melanin.