melanism

(redirected from melanistic)
Also found in: Dictionary, Thesaurus, Wikipedia.

melanosis

 [mel″ah-no´sis]
1. disordered melanin production, with darkening of the skin; called also melanism.
2. a disorder of pigment metabolism.
melanosis co´li brown-black discoloration of the mucosa of the colon.
melanosis i´ridis (melanosis of the iris) abnormal pigmentation of the iris by infiltration of melanoblasts.

mel·a·nism

(mel'ă-nizm),
Unusually marked, diffuse, melanin pigmentation of body hair and skin (usually not affecting the iris).
See also: melanosis.

melanism

/mel·a·nism/ (mel´ah-nizm) melanosis.

melanism

(mĕl′ə-nĭz′əm)
n.
1. See melanosis.
2. Dark coloration of the skin, hair, fur, or feathers because of a high concentration of melanin.

mel′a·nis′tic adj.

melanism

[mel′əniz′əm]
Etymology: Gk, melas, black
an abnormal deposit of dark brown to black melanin pigment in the skin, hair, and other tissues. Also called melanosis.

mel·a·nism

(mel'ă-nizm)
Unusually marked, diffuse melanin pigmentation of body hair and skin (usually not affecting the iris).
See also: melanosis

melanism

a condition in which excessive production of MELANIN produces unusual dark colour or blackness in scales, skin or plumage. see INDUSTRIAL MELANISM.

melanism

excessive deposition of melanin in the skin.
References in periodicals archive ?
8 ml/L) regarding the total induction time of both melanistic and not melanistic groups (p<0.
Gustafson and VanDruff, 1990), the majority (~75%) of eastern gray squirrels found on our campus and in the residential area of Hiram Village have melanistic pelage.
I also used several web-based bibliographic databases (EBSCOhost, JSTOR, Google Scholar, Harzing's Publish or Perish) and a web-based search engine (Google) to search for words or phrases (albinistic, leucistic, piebald, melanistic, pelage color, etc.
Further research is needed to determine whether the use of infrared images can help identify a greater proportion of black cats in some populations, as has been shown for melanistic leopards in Peninsular Malaysia (Hedges et al.
The list of variants includes black (atypical melanistic and melanistic), piebald, white, albino, yellow (flavistic), red, sand, and "iron grey" coloured hamsters (Petzsch 1936, Kayser & Stubbe 2000).
During the current year of intensive tiger monitoring under Phase IV of National Tiger Estimation in the Dandeli- Anshi reserve, the project led by Karanth threw up a unique photo- capture of a family of leopards having two spotted and one melanistic leopard.
Of rugulosa, Bequaert (1944: 131) stated that it "was almost certainly an extreme melanistic form of P.
The golden corn and also oats swaying, the melanistic pheasant hops among it.
I remember that on one occasion, in this studio filled with canvases of melanistic inspiration, ochrous figures with terrible profiles, a round table was questioned with great apprehension.
Melanistic (black) deer are even rarer than albino deer.
The golden cat is melanistic, meaning that its colour varies over its lifetime, and across the continent," explained Dr Aronsen.
M] and e alleles are caused by single nucleotide polymorphisms (SNPs) in individuals with a melanistic mask and pheomelanic coat color, respectively (Newton et al.