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 er·y·thrite /ˈɛrəˌθraɪt/
 赤蘚醇; 赤蘚糖醇

 E·ryth·rite n.
 1. Chem. A colorless crystalline substance, C4H6.(OH)4, of a sweet, cooling taste, extracted from certain lichens, and obtained by the decomposition of erythrin; -- called also erythrol, erythroglucin, erythromannite, pseudorcin, cobalt bloom, and under the name phycite obtained from the alga Protococcus vulgaris. It is a tetrabasic alcohol, corresponding to glycol and glycerin.
 2. Min. A rose-red mineral, crystallized and earthy, a hydrous arseniate of cobalt, known also as cobalt bloom; -- called also erythrin or erythrine.
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 erythrite
      n : a reddish mineral consisting of hydrated cobalt arsenate in
          monoclinic crystalline form and used in coloring glass;
          usually found in veins bearing cobalt and arsenic [syn: cobalt
          bloom]