cryptoxanthinn.

Brit.

/krɪptə(ʊ)ˈzanθɪn/, U.S.

/ˌkrɪptəˈzænθ(ə)n/

Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: crypto- comb. form, xanthin n.

Etymology: < crypto- comb. form + xanthin n., after German Kryptoxanthin (R. Kuhn and C. Grundmann 1933, in Berichte der Deutsch. Chem. Ges. 66 1746).

Chemistry.

A yellow carotenoid pigment which is a metabolic precursor of vitamin A and is commonly found in plants and in other sources such as egg yolk.Systematic name: 4-hydroxy-β-carotene; C₄₀H₅₆O.

ΘΚΠ

the world > life > biology > substance > pigment > [noun] > unspecified pigments > yellow

safranine1868

lipochrome1887

carotenoid1913

phthiocol1933

cryptoxanthin1934

1934 Chem. Abstr. 28 1043 Cryptoxanthin... This new xanthophyll..constitutes almost ⅓ of the total pigment of the calyxes and berries of Physalis franchetti.

1972 Materials & Technol. V. xix. 671 α- and γ-carotene and cryptoxanthin are fairly common and probably, apart from β-carotene, the most active biologically.

1999 Newsweek 6 Dec. 92/1 The cryptoxanthin in mangoes, oranges and papayas seems to decrease the risk of cervical cancer.

This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022).

单词	cryptoxanthin
释义	cryptoxanthinn. Brit. /krɪptə(ʊ)ˈzanθɪn/, U.S. /ˌkrɪptəˈzænθ(ə)n/ Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: crypto- comb. form, xanthin n. Etymology: < crypto- comb. form + xanthin n., after German Kryptoxanthin (R. Kuhn and C. Grundmann 1933, in Berichte der Deutsch. Chem. Ges. 66 1746). Chemistry. A yellow carotenoid pigment which is a metabolic precursor of vitamin A and is commonly found in plants and in other sources such as egg yolk.Systematic name: 4-hydroxy-β-carotene; C₄₀H₅₆O. ΘΚΠ the world > life > biology > substance > pigment > [noun] > unspecified pigments > yellow safranine1868 lipochrome1887 carotenoid1913 phthiocol1933 cryptoxanthin1934 1934 Chem. Abstr. 28 1043 Cryptoxanthin... This new xanthophyll..constitutes almost ⅓ of the total pigment of the calyxes and berries of Physalis franchetti. 1972 Materials & Technol. V. xix. 671 α- and γ-carotene and cryptoxanthin are fairly common and probably, apart from β-carotene, the most active biologically. 1999 Newsweek 6 Dec. 92/1 The cryptoxanthin in mangoes, oranges and papayas seems to decrease the risk of cervical cancer. This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022). < n.1934
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