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tannogelatin
tannogelatin n. 
/ˌtænoʊˈdʒɛlədən/ a mixture of gelatin with a solution of tannin.
Brit. /ˌtanə(ʊ)ˈdʒɛlətɪn/
, /ˌtanə(ʊ)ˈdʒɛlətɪn/U.S. /ˌtænoʊˈdʒɛlətn/
, /ˌtænoʊˈdʒɛlətn//ˌtænoʊˈdʒɛlədən/ΘΚΠ
the world > matter > chemistry > organic chemistry > organic compounds > [noun] > tannins
tannin1802
tannogelatin1836
1836 W. T. Brande Man. Chem. (ed. 4) 928 Tannin forms a white precipitate in solution of gelatin (tannogelatin), which, when carefully dried, becomes hard and tough.
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