pigmentation
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pigmentation — [ pigmɑ̃tasjɔ̃ ] n. f. • 1865; du bas lat. pigmentatus 1 ♦ Biol. Formation et accumulation, normale ou pathologique (⇒ nævus), de pigments en certains points de l organisme. La pigmentation de l iris. Cour. Coloration de la peau par la mélanine… … Encyclopédie Universelle
Pigmentation — Pig men*ta tion, n. (Physiol.) A deposition, esp. an excessive deposition, of coloring matter; as, pigmentation of the liver. [1913 Webster] … The Collaborative International Dictionary of English
pigmentation — (n.) 1866, from PIGMENT (Cf. pigment) + ATION (Cf. ation) … Etymology dictionary
pigmentation — [pig΄mən tā′shən] n. [< LL pigmentatus, colored (< L pigmentum) + ION] coloration in plants or animals due to the presence of pigment in the tissue … English World dictionary
Pigmentation — The coloring of the skin, hair, mucous membranes, and retina of the eye. Pigmentation is due to the deposition of melanin which is a coloring matter. The melanin is produced by specialized cells called melanocytes. Other pigmented terms include… … Medical dictionary
pigmentation — [[t]pɪ̱gmente͟ɪʃ(ə)n[/t]] N UNCOUNT The pigmentation of a person s or animal s skin is its natural colouring. [FORMAL] I have a skin disorder, it destroys the pigmentation in my skin … English dictionary
pigmentation — (pigh man ta sion) s. f. Action de colorer par un pigment. La pigmentation de la peau … Dictionnaire de la Langue Française d'Émile Littré
pigmentation — pig|men|ta|tion [ˌpıgmənˈteıʃən] n [U] technical the natural colour of living things ▪ The dark pigmentation gives protection from the sun s rays … Dictionary of contemporary English
pigmentation — noun (U) 1 the colouring of plant or animal cells caused by too much pigment 2 the colouring of living things: Pigmentation is biologically inherited … Longman dictionary of contemporary English
pigmentation — n. coloration produced in the body by the deposition of one pigment, especially in excessive amounts. Pigmentation may be produced by natural pigments, such as bile pigments (as in jaundice) or melanin, or by foreign material, such as lead or… … The new mediacal dictionary
pigmentation — pigment ► NOUN 1) the natural colouring matter of animal or plant tissue. 2) a substance used for colouring or painting. ► VERB ▪ colour with or as if with pigment. DERIVATIVES pigmentary adjective pigmentation noun. ORIGIN … English terms dictionary
