Misy

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Misy \Mi"sy\, n. [Cf. L. misy a mineral, perh. copperas, Gr. ?.]
     (Min.)
     An impure yellow sulphate of iron; yellow copperas or
     copiapite.
     [1913 Webster]