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单词 melanization
释义

melanizationn.

Brit. /ˌmɛlənʌɪˈzeɪʃn/, U.S. /ˌmɛlənəˈzeɪʃ(ə)n/, /ˌmɛləˌnaɪˈzeɪʃ(ə)n/
Forms: 1900s– melanisation, 1900s– melanization.
Origin: Formed within English, by derivation. Etymons: melano- comb. form, -ization suffix.
Etymology: < melano- comb. form + -ization suffix. Compare melanized adj., and later melanize v. Compare French mélanisation (1927 in the biological sense).
1. Biology. The production, accumulation, or deposition of melanin; the development of a brown or black colour as a result of this.
ΘΚΠ
the world > life > biology > physical aspects or shapes > colour or texture > [noun] > development of black pigment
melanization1927
the world > health and disease > ill health > a disease > disorders of visible parts > skin disorders > [noun] > disordered pigmentation
melasma1563
orange skin1822
melanopathia1847
xanthosis1853
xanthelasma1867
xanthochroia1867
xanthoderma1867
xanthopathia1867
xanthoma1869
argyria1874
chloasma1877
leucoderma1884
xeroderma pigmentosum1884
hyperchromatosis1886
melanodermia1886
leucodermia1888
hyperchromasia1889
hyperpigmentation1890
hypochromia1890
xanthochromia1894
xanthodermia1900
melanization1927
1927 Q. Rev. Biol. 2 70/1 (heading) The physiology of melanization and of a simple color-pattern.
1945 W. M. Krogman in R. Linton Sci. Man in World Crisis 47 A possible exception may be found in the ‘protective’ melanization or skin coloring of tropic-dwelling peoples.
1954 Sci. News 34 94 The pink and brown colour of insectorubin is completely obscured by the melanization of the outer cuticle.
1984 J. W. Deacon Introd. Mod. Mycol. (ed. 2) iv. 68 Hyaline cells..rapidly undergo melanization (an oxidative process) on exposure to air.
2000 Insect Molecular Biol. 9 39 The refractory strain of Anopheles gambiae kills malaria parasites by a humoral melanization mechanism.
2. Soil Science. The darkening of a topsoil by the incorporation of humus. Cf. melanized adj. 3.
ΚΠ
1941 S. A. Wilde Forest Soils iii. 31 The mantle rock or parent soil material may undergo one of the three basic processes of profile development common to forest soils, i.e., incorporation of humus or melanization;..podzolization;..gleization.
1955 Ecology 36 20 (table) Soil characteristics... Degree of melanization.
This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022).
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n.1927
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