s. concoide (f)
English → Spanish - conchoid
English → French - conchoid
Muschellinie, Schneckenlinie, Konchoide, Muschelkurve
English → German - conchoid
s. concoide, curva algebrica del quarto grado usata per risolvere i problemi della trisezione dell'angolo e della duplicazione del cubo (matem.)
English → Italian - conchoid
English → Polish - conchoid
s. concóide (m)
English → Portuguese - conchoid
с. конхоида (F)
English → Russian - conchoid
English → Ukrainian - conchoid
Dutch → English - conchoid
English → Dutch - conchoid
English → Greek - conchoid
English → Arabic - conchoid
English → Hindi - conchoid
English → Korean - conchoid
n. giống vỏ sò
English → Vietnamese - conchoid
Definition of conchoid
1. Any of a family of curves defined as the locus of points p, such that each p is on a line that passes through a given fixed point P and intersects a given curve, C, and the distance from p to the point of intersection with C is a specified constant (note that for nontrivial cases two such points p satisfy the criteria, and the resultant curve has two parts).
The conchoid of a circle with respect to a point on the circle is a cardioid if the fixed distance is equal to the diameter of the circle.
The Conchoid of Nicomedes is the conchoid of a straight line with respect to a point not on the line.
2. A conchoidal fracture in rock.
© Wordnet 3.1 & Wiktionary - Combined dictionary for best results.