phycite

from The Collaborative International Dictionary of English v.0.48
Phycite \Phy"cite\, n. [Gr. fy^kos seaweed.] (Chem.)
   See {Erythrite}, 1.
   [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Erythrite \E*ryth"rite\, n. [Gr. 'eryqro`s red.]
   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.
    

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