roulette
1. [ noun ] a wheel with teeth for making a row of perforations
Synonyms: toothed_wheel
Related terms: wheel
2. [ noun ] (mathematics,geometry) a line generated by a point on one figure rolling around a second figure
Synonyms: line_roulette
Related terms: curve hypocycloid epicycloid cycloid
3. [ noun ] (games) a gambling game in which players bet on which compartment of a revolving wheel a small ball will come to rest in
Related terms: game_of_chance
Similar spelling:   Rowlette
  Rowlett
  roulade
  rolled
  roiled