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

roulette \roulette"\, n. f., properly, a little wheel or ball.
   see rouleau, roll.
   1. a game of chance, in which a small ball is made to move
      round rapidly on a circle divided off into numbered red
      and black spaces, the one on which it stops indicating the
      result of a variety of wagers permitted by the game.
      1913 webster

   2. fine arts
      a a small toothed wheel used by engravers to roll over a
          plate in order to order to produce rows of dots.
      b a similar wheel used to roughen the surface of a
          plate, as in making alterations in a mezzotint.
          1913 webster

   3. geom. the curve traced by any point in the plane of a
      given curve when the latter rolls, without sliding, over
      another fixed curve. see cycloid, and epycycloid.
      1913 webster

   4. a small toothed wheel used to make short incisions in
      paper, as a sheet of postage stamps to facilitate their
      separation.
      webster 1913 suppl.
see also:
rouleau roll cycloid epycycloid 

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

roulette \roulette"\, v. t.
   to make short incisions in with a roulette; to separate by
   incisions made with a roulette; as, to roulette a sheet of
   postage stamps.
   webster 1913 suppl.

[3] : WordNet (r) 2.0

roulette
     n 1: a line generated by a point on one figure rolling around a
          second figure syn: line roulette
     2: a wheel with teeth for making a row of perforations syn: toothed
        wheel
     3: a gambling game in which players bet on which compartment of
        a revolving wheel a small ball will come to rest in
see also:
line roulette toothed wheel 

[4] : Moby Thesaurus II by Grady Ward, 1.0

24 moby thesaurus words for "roulette":
   bingo, card games, chuck and toss, chuck farthing, chuck-a-luck,
   crack-loo, crap game, crap shooting, craps, fan-tan, hazard,
   horse racing, keno, lotto, pinball, pitch and toss, policy,
   rouge et noir, shell game, sweepstake, sweepstakes, the numbers,
   the numbers game, trente-et-quarante

[5] : U.S. Gazetteer (1990)

roulette, pa
  zip codes: 16746

Roulette >> R Words
Roulette, definition of term: Roulette
roulette_pag1.html

Roulette Wheel >> R Words
Roulette Wheel, definition of term: Roulette Wheel
roulette+wheel_pag1.html