English-Finnish translations for conchoid

Definition of conchoid

• 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
• A conchoidal fracture in rock

Examples

• 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.

Related words

• conch
• concha
• conchology
• conchiglie
• conche
• concher
• conching
• conchoidal
• conchiform
• conchiolin