Now updated for CSW19. New words, if any, and new inflections of existing words, are shown in red.
| acnodal | relating to an acnode, an isolated point not upon a curve. |
| acnode | an isolated point not upon a curve, but whose coordinates satisfy the equation of the curve so that it is considered as belonging to the curve. |
| anticlastic | of a surface, having a curvature, at a given point and in a particular direction, that is of the opposite sign to the curvature at that point in a perpendicular direction. |
| asymptote | a line (usually straight) that continually approaches a curve but never meets it. |
| axoid | a curve generated by the revolution of a point round an advancing axis. |
| brachistochrone | the curve along which a particle acted on by a force (eg gravity) will pass in the shortest time from one given point to another. |
| cardioid | heart-shaped; (noun) a heart-shaped curve traced by a fixed point on the circumference of a circle rolling around another circle of equal radius. |
| catacaustic | relating to or denoting a caustic curve or caustic surface formed by reflection; (noun) a catacaustic curve or surface. |
| catenary | a curve of the kind formed by a uniform chain hanging freely from two points not in the same vertical line. |
| centrode | a locus traced out by the successive positions of an instantaneous centre of pure rotation. |
| cissoid | a type of mathematical curve. |
| conchoid | a type of plane curve. |
| cycloid | a curve traced by a point on the circumference of a circle which rolls along a straight line. |
| cycloidal | of or like a cycloid, a curve traced by a point on the circumference of a circle which rolls along a straight line. |
| cycloidally | (Adv.) CYCLOIDAL, of or like a cycloid. |
| diacaustic | a type of curve formed by refraction. |
| epicycloid | a curve traced by a point in the circumference of a circle which rolls on the convex side of a fixed circle. |
| epicycloidal | of or like an epicycloid. |
| epitrochoid | a curve like an epicycloid but generated by any point on a radius. |
| evolvent | evolving; (noun) an involute curve. |
| harmonogram | a curve drawn by a harmonograph. |
| harmonograph | an instrument for drawing curves representing vibrations. |
| helicoid | a flattened spiral; a curve generated when a curve is twisted around an axis and advanced along the axis at a rate having a constant ratio. |
| helicoidal | relating to a helicoid, a flattened spiral. |
| helicoidally | (Adv.) HELICOIDAL, relating to a helicoid, a flattened spiral. |
| hodograph | a curve of which the radius vector represents the velocity of a moving particle. |
| hodographic | relating to a hodograph. |
| hyperbola | a mathematical curve. |
| hyperbolic | relating to a kind of mathematical curve. |
| hyperbolical | relating to a kind of mathematical curve. |
| hyperbolically | (Adv.) HYPERBOLICAL, relating to a kind of mathematical curve. |
| hypocycloid | a curve generated by a point on the circumference of a circle which rolls on the inside of another circle. |
| hypocycloidal | of or like a hypocycloid. |
| hypotrochoid | the curve traced by a point on the radius, or radius produced, of a circle rolling within another circle. |
| isochor | a curve representing the variation of some quantity under conditions of constant volume. |
| isochore | a curve representing variation of some quantity under conditions of constant volume. |
| isochoric | of or like an isochor, a curve representing variation of some quantity under conditions of constant volume. |
| kurtosis | the relative degree of sharpness of peak of a distribution curve. |
| leptokurtic | in statistics, referring to a distribution showing a particular type of kurtosis. |
| limacon | (Fr.) a type of mathematical curve. |
| liquidus | (Lat.) a curve plotted on a graph showing how temperature affects the composition of a melting or solidifying mixture. |
| parabola | (Greek) a type of curve, one of the conic sections. |
| parabolic | of or like a parabola. |
| parabolical | of or like a parabola. |
| parabolically | (Adv.) PARABOLICAL, of or like a parabola. |
| platykurtic | in statistics, referring to a distribution showing a particular type of kurtosis. |
| quadratrix | a curve by which a circle may be squared. |
| quadric | of or pertaining to the second degree; (noun) a quadric curve. |
| secant | cutting (noun) a cutting line |
| secantly | (Adv.) SECANT, cutting. |
| sinusoid | a curve having the form of a sine wave. |
| sinusoidal | of or pertaining to a sinusoid. |
| sinusoidally | (Adv.) SINUSOIDAL, of or pertaining to a sinusoid. |
| spinode | a cusp or stationary point of a curve. |
| spiric | like a tore or anchor-ring; (noun) a curve, the plane section of a tore. |
| strophoid | a type of curve on a graph. |
| tacnode | a point of contact between two curves. |
| trajectory | the curve that a body (as a planet or comet in its orbit or a rocket) describes in space. |
| trisectrix | a certain curve of a polar equation. |
| trochoid | a curve traced by a fixed point in plane of a circle. |
| trochoidal | of or pertaining to a trochoid. |
| trochoidally | (Adv.) TROCHOIDAL, of or pertaining to a trochoid. |