cassock

from WordNet (r) 3.0 (2006)
cassock
    n 1: a black garment reaching down to the ankles; worn by
         priests or choristers
    
from The Collaborative International Dictionary of English v.0.48
Cassock \Cas"sock\, n. [F. casaque, fr. It. casacca, perh. fr.
   L. casa cottage, in It., house; or of Slavic origin.]
   [1913 Webster]
   1. A long outer garment formerly worn by men and women, as
      well as by soldiers as part of their uniform.
      [1913 Webster]

   2. (Eccl.) A garment resembling a long frock coat worn by the
      clergy of certain churches when officiating, and by others
      as the usually outer garment.
      [1913 Webster]
    
from Moby Thesaurus II by Grady Ward, 1.0
22 Moby Thesaurus words for "cassock":
      churchman, cleric, clerical, clerk, confessor, cure, divine,
      ecclesiastic, father, father confessor, father in Christ, gallach,
      minister, padre, parish priest, parson, penitentiary, preacher,
      presbyter, priest, spiritual director, spiritual father

    

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