tulle

from WordNet (r) 3.0 (2006)

tulle
    n 1: a fine (often starched) net used for veils or tutus or
         gowns

from The Collaborative International Dictionary of English v.0.48

Tulle \Tulle\, n. [F.; -- so called from the town of Tulle, in
   France.]
   A kind of silk lace or light netting, used for veils, etc.
   [1913 Webster]