different between cycloid vs roulette
cycloid
English
Etymology
cyclo- +? -oid
Pronunciation
- IPA(key): /?sa?kl??d/
Noun
cycloid (plural cycloids)
- (geometry) The locus of a point on the circumference of a circle that rolls without slipping on a fixed straight line.
- (zoology) A fish having cycloid scales.
Translations
Adjective
cycloid (not comparable)
- Resembling a circle; cycloidal.
- (zoology, of fish scales) Thin and rounded, with smooth edges.
- (psychoanalysis) characterized by alternating high and low moods.
Translations
Derived terms
- cycloidal
- cycloidal arch
- cycloidal engine
Related terms
- epicycloid
- hypocycloid
See also
- Spirograph™
cycloid From the web:
- cycloid meaning
- what is cycloid in engineering drawing
- what is cycloidal motion
- what does cycloid mean
- what are cycloid scales
- what is cycloid vibration therapy
- what are cycloidal teeth
- what is cycloid curve
roulette
English
Etymology
Borrowed from French roulette (“roulette, little wheel”).
Pronunciation
- IPA(key): /?u??l?t/
- Rhymes: -?t
Noun
roulette (countable and uncountable, plural roulettes)
- (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.
- (uncountable, figuratively) An instance of risk-taking, especially when the downside exceeds the upside (contrary to the game of roulette where only the wager is lost).
- 2020 November 2, Adam Finn quoted by Alessandra Scotto Di Santolo in Daily Express[1]:
- By contrast giving treatments open-label slows everything down by leading us up blind alleys while playing roulette with our patients' lives.
- 2020 November 2, Adam Finn quoted by Alessandra Scotto Di Santolo in Daily Express[1]:
- (countable) A small toothed wheel used by engravers to roll over a plate in order to produce rows of dots.
- (countable) A similar wheel used to roughen the surface of a plate, as in making alterations in a mezzotint.
- (countable, geometry) The locus of a point on a plane curve that rolls without slipping along another fixed plane curve.
- (philately) Any of the small incisions on a sheet of stamps, used as an alternative to perforations.
- A cylindrical curler for the hair.
Derived terms
Related terms
- roll
Translations
Verb
roulette (third-person singular simple present roulettes, present participle rouletting, simple past and past participle rouletted)
- To separate or decorate by incisions made with a small toothed wheel.
- to roulette a sheet of postage stamps
See also
- cycloid
- epicycloid
- hypocycloid
- Wikipedia article on roulette, the game
- Wikipedia article on roulettes in geometry
French
Etymology
rouler +? -ette
Pronunciation
- IPA(key): /?u.l?t/
Noun
roulette f (plural roulettes)
- small wheel
- caster, castor
- (geometry, archaic) cycloid
- roulette (game)
- roulette wheel
- (engraving) roulette
- roller
- (dentistry) dentist drill
- pastry roller
Synonyms
- rouette
Derived terms
Descendants
References
- WordReference, roulette
Further reading
- “roulette” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).
Italian
Etymology
Borrowed from French roulette.
Noun
roulette f (invariable)
- roulette (game of chance)
Derived terms
- roulette russa (“Russian roulette”)
Anagrams
- tutelerò
roulette From the web:
- what roulette wheels do essentially
- what roulette numbers hit the most
- what roulette table
- roulette meaning
- what's roulette in french
- what roulette wheel
- roulette what happens when it lands on green
- roulette what to bet on
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