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 — 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