curve
Noun

The trace of a point whose direction of motion changes (synset 113890262)
hypernym: line  a length (straight or curved) without breadth or thickness; the trace of a moving pointhyponym:
 bellshaped curve, gaussian curve, gaussian shape, normal curve  a symmetrical curve representing the normal distribution
 meander  a bend or curve, as in a stream or river
 closed curve  a curve (such as a circle) having no endpoints
 sshape  a double curve resembling the letter S
 catenary  the curve theoretically assumed by a perfectly flexible and inextensible cord of uniform density and cross section hanging freely from two fixed points
 cupid's bow  the double curve of the upper lip when considered to resemble Cupid's bow
 undulation, wave  an undulating curve
 extrados  the exterior curve of an arch
 gooseneck  something in a thin curved form (like the neck of a goose)
 intrados  the interior curve of an arch
 bend, crook, turn, twist  a circular segment of a curve
 crotchet, hook  a sharp curve or crook; a shape resembling a hook
 envelope  a curve that is tangent to each of a family of curves
 arc  a continuous portion of a circle
 crenation, crenature, crenel, crenelle, scallop  one of a series of rounded projections (or the notches between them) formed by curves along an edge (as the edge of a leaf or piece of cloth or the margin of a shell or a shriveled red blood cell observed in a hypertonic solution etc.)
 spiral  a plane curve traced by a point circling about the center but at increasing distances from the center
 helix, spiral  a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
 perversion  a curve that reverses the direction of something
 sinuosity, sinuousness  having curves
 arch  a curved shape in the vertical plane that spans an opening
 bell, bell shape, campana  the shape of a bell
 arc, bow  something curved in shape
 crescent  any shape resembling the curved shape of the moon in its first or last quarters
 quadric, quadric surface  a curve or surface whose equation (in Cartesian coordinates) is of the second degree
 lemniscate  any of several plane algebraic curves in the shape of a figure eight
 line roulette, roulette  a line generated by a point on one figure rolling around a second figure
synonym: curved shape 
A line on a graph representing data (synset 107013729)
hypernym: line  a length (straight or curved) without breadth or thickness; the trace of a moving pointhyponym: regression curve, regression line  a smooth curve fitted to the set of paired data in regression analysis; for linear regression the curve is a straight linepart meronym: graph, graphical record, graphical recording  a visual representation of the relations between certain quantities, represented as points, plotted with reference to a set of axes
 A pitch of a baseball that is thrown with spin so that its path curves as it approaches the batter (synset 100108695)

The property possessed by the curving of a line or surface (synset 105079832)
hypernym: configuration, conformation, contour, form, shape  any spatial attributes (especially as defined by outline)hyponym:
 curliness, waviness  (of hair) a tendency to curl
 straightness  (of hair) lack of a tendency to curl
synonym: curvature 
Curved segment (of a road or river or railroad track etc.) (synset 102832880)
domain category: river  a large natural stream of water (larger than a creek)hypernym: section, segment  one of several parts or pieces that fit with others to constitute a whole objecthyponym:
 blind bend, blind curve  a curve or bend in the road that you cannot see around as you are driving
 elbow  a sharp bend in a road or river
 hairpin bend  a Ushaped bend in a road
synonym: bend
Verb

Turn sharply
Change direction abruptly (synset 202037140)hypernym: turn  change orientation or direction, also in the abstract sense 
Extend in curves and turns (synset 202744576)
hypernym: be  have the quality of being; (copula, used with an adjective or a predicate noun)hyponym:
 circumvolute  wind or turn in volutions, especially in an inward spiral, as of snail
 spiral  form a spiral
 snake  form a snakelike pattern

Form an arch or curve (synset 202038831)
hyponym: camber  curve upward in the middle

Bend or cause to bend (synset 202038516)
hyponym: recurve  curve or bend (something) back or downsynonym: crook

Form a curl, curve, or kink (synset 200362781)
entail: bend, deform, flex, turn, twist  cause (a plastic object) to assume a crooked or angular formhypernym: change surface  undergo or cause to undergo a change in the surface
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