see|Roulette<br>
webster
English

Etymology
F. roulette, roulette, little wheel

Pronunciation
:Rhymes: Rhymes:English:-�t|-�t

Noun
en-noun|s|-

1. uncountable 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.
2. countable A small toothed wheel used by engravers to roll over a plate in order to produce rows of dots.
3. countable A similar wheel used to roughen the surface of a plate, as in making alterations in a mezzotint.
4. countable geometry The locus of a point on a plane curve that rolls without slipping along another fixed plane curve.
5. (stamp-collecting) any of the small incisions on a sheet of stamps, used as an alternative to perforations.

Derived terms
Delaunay roulette
roulette wheel
Russian roulette
Sturm roulette<!--see Wikipedia for definition-->
Vatican roulette

Translations
game
Dutch: roulette
French: roulette f
German: Roulette n
Italian: roulette
Spanish: ruleta f
toothed wheel used by engravers

toothed wheel used to roughen the surface of a plate

in geometry

See also
cycloid
epicycloid
hypocycloid
w:roulette|Wikipedia article on roulette, the game
w:roulette_(curve)|Wikipedia article on roulettes in geometry

fr:roulette
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• 2007-08-17 23:31 - Rodasmith - {{en-noun}}

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