Dictionary of difficult words. 2015.
Nephroid — The nephroid is the red curve Half of a nephroid in coffee glass The nephroid is a plane curve whose … Wikipedia
nephroid — Kidney shaped; resembling a kidney. SYN: reniform. [nephro + G. eidos, resemblance] * * * neph·roid (nefґroid) [nephro + oid] kidney shaped, or resembling a kidney … Medical dictionary
nephroid — kidney shaped Shapes and Resemblance … Phrontistery dictionary
nephroid — neph·roid … English syllables
nephroid — ˈneˌfrȯid adjective Etymology: Greek nephroeidēs like a kidney, from nephr + oeidēs oid : reniform … Useful english dictionary
Caustic (optics) — For other uses, see Caustic (disambiguation). Caustics produced by a glass of water In optics, a caustic or caustic network [1] is the envelope of light rays reflected or refracted by a curved surface or object, or the projection … Wikipedia
Epizykloiden — Wenn ein Kreis vom Radius a außen auf einem Kreis vom Radius b abrollt, beschreibt ein Punkt auf dem Kreisumfang eine Epizykloide, ein Spezialfall einer Zykloide. Auf diese Weise lassen sich mandalaähnliche Figuren zeichnen, die auch Blumen… … Deutsch Wikipedia
List of curves — This is a list of curves, by Wikipedia page. See also list of curve topics, list of surfaces, Riemann surface. Algebraic curves*Cubic plane curve *Quartic plane curve *Quintic plane curve *Sextic plane curveRational curves*Ampersand curve… … Wikipedia
Cardioid — is closed curve with one cusp.DefinitionIn geometry, the cardioid is an epicycloid with one cusp. Construction* epicycloid produced as the path (or locus) of a point on the circumference of a circle as that circle rolls around another fixed… … Wikipedia
Epicycloid — In geometry, an epicycloid is a plane curve produced by tracing the path of a chosen point of a circle mdash; called epicycle mdash; which rolls without slipping around a fixed circle. It is a particular kind of roulette.If the smaller circle has … Wikipedia
