tussah

from WordNet (r) 3.0 (2006)

tussah
    n 1: oriental moth that produces brownish silk [syn: {tussah},
         {tusseh}, {tussur}, {tussore}, {tusser}, {Antheraea
         mylitta}]

from The Collaborative International Dictionary of English v.0.48

Tussah \Tus"sah\ Tusseh \Tus"seh\(t[u^]s"s[.a]), n. [Also
   {tussa}, {tussar}, {tusser}, {tussur}, etc.] [Prob. fr. Hind.
   tasar a shuttle, Skr. tasara, trasara.]
   An undomesticated East Indian silkworn ({Antheraea mylitta}),
   that feeds on the leaves of the oak and other plants.
   [Webster 1913 Suppl.]