arabinn.

Brit.

/ˈarəbɪn/, U.S.

/ˈɛrəbɪn/

Forms:

α. 1800s– arabine.

β. 1800s– arabin.

Origin: A borrowing from French. Etymon: French arabine.

Etymology: < French arabine ( M.-E. Chevreul Leçons de chimie appliquée à la teinture (1829) II. xxviii. 22) < arab- (in gomme arabique gum arabic n.) + -ine -ine suffix⁵.In β. forms probably after German Arabin (1832 or earlier).

Chemistry. Now chiefly historical.

The chief soluble component of gum arabic and some other gums, consisting of a mixture of acidic polysaccharides containing arabinose units. Cf. araban n.

ΘΚΠ

the world > matter > chemistry > organic chemistry > other substances > [noun] > substances in gums > arabin

arabin1832

araban1891

1832 Amer. Jrnl. Sci. 22 350 One of these principles is arabine, the soluble portion; the other bassorine, insoluble.

1840 J. Pereira Elements Materia Medica II. 1150 Soluble Gum or Arabin.

1854 J. H. Balfour Man. Bot. 29 Arabine, soluble in cold water, constituting the chief ingredient of gum-arabic.

1905 Jrnl. Amer. Chem. Soc. 27 425 R. G. Smith..found that bacteria inhabiting the tissues of the trees can form arabin, metarabin, pararabin and other gums.

1952 A. F. Hill Econ. Bot. (ed. 2) vi. 149 Raw chicle contains resin, gutta, arabin, calcium, sugar, and various soluble salts.

1988 Brit. Med. Jrnl. 26 Nov. 1397/2 ‘The pure soluble principle extracted from gum arabic’ was called arabin, and arabinose is a sugar derived therefrom.

This entry has been updated (OED Third Edition, September 2013; most recently modified version published online December 2021).

单词	arabin
释义	arabinn. Brit. /ˈarəbɪn/, U.S. /ˈɛrəbɪn/ Forms: α. 1800s– arabine. β. 1800s– arabin. Origin: A borrowing from French. Etymon: French arabine. Etymology: < French arabine ( M.-E. Chevreul Leçons de chimie appliquée à la teinture (1829) II. xxviii. 22) < arab- (in gomme arabique gum arabic n.) + -ine -ine suffix⁵.In β. forms probably after German Arabin (1832 or earlier). Chemistry. Now chiefly historical. The chief soluble component of gum arabic and some other gums, consisting of a mixture of acidic polysaccharides containing arabinose units. Cf. araban n. ΘΚΠ the world > matter > chemistry > organic chemistry > other substances > [noun] > substances in gums > arabin arabin1832 araban1891 1832 Amer. Jrnl. Sci. 22 350 One of these principles is arabine, the soluble portion; the other bassorine, insoluble. 1840 J. Pereira Elements Materia Medica II. 1150 Soluble Gum or Arabin. 1854 J. H. Balfour Man. Bot. 29 Arabine, soluble in cold water, constituting the chief ingredient of gum-arabic. 1905 Jrnl. Amer. Chem. Soc. 27 425 R. G. Smith..found that bacteria inhabiting the tissues of the trees can form arabin, metarabin, pararabin and other gums. 1952 A. F. Hill Econ. Bot. (ed. 2) vi. 149 Raw chicle contains resin, gutta, arabin, calcium, sugar, and various soluble salts. 1988 Brit. Med. Jrnl. 26 Nov. 1397/2 ‘The pure soluble principle extracted from gum arabic’ was called arabin, and arabinose is a sugar derived therefrom. This entry has been updated (OED Third Edition, September 2013; most recently modified version published online December 2021). < n.1832
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