curve

Noun
  1. The trace of a point whose direction of motion changes (synset 113890262)
    is a type of: line - a length (straight or curved) without breadth or thickness; the trace of a moving point
    subtypes:
    • bell-shaped 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
    • s-shape - 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
    same as: curved shape
  2. A line on a graph representing data (synset 107013729)
    is a type of: line - a length (straight or curved) without breadth or thickness; the trace of a moving point
    subtypes: 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 line
    is a part of: 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
  3. A pitch of a baseball that is thrown with spin so that its path curves as it approaches the batter (synset 100108695)
    is a type of: delivery, pitch - (baseball) the act of throwing a baseball by a pitcher to a batter
    same as: bender, breaking ball, curve ball
  4. The property possessed by the curving of a line or surface (synset 105079832)
    is a type of: configuration, conformation, contour, form, shape - any spatial attributes (especially as defined by outline)
    subtypes:
    same as: curvature
  5. Curved segment (of a road or river or railroad track etc.) (synset 102832880)
    referred to in: river - a large natural stream of water (larger than a creek)
    is a type of: section, segment - one of several parts or pieces that fit with others to constitute a whole object
    subtypes:
    is a part of: road, route - an open way (generally public) for travel or transportation
    same as: bend
Verb
  1. Turn sharply;
    Change direction abruptly (synset 202037140)
    "The car cut to the left at the intersection"; "The motorbike veered to the right"
    is a type of: turn - change orientation or direction, also in the abstract sense
    subtypes:
    • peel off - leave a formation
    • yaw - swerve off course momentarily
    same as: cut, sheer, slew, slue, swerve, trend, veer
  2. Extend in curves and turns (synset 202744576)
    "The road winds around the lake"; "the path twisted through the forest"
    is a type of: be - have the quality of being; (copula, used with an adjective or a predicate noun)
    subtypes:
    • circumvolute - wind or turn in volutions, especially in an inward spiral, as of snail
    • spiral - form a spiral
    • snake - form a snake-like pattern
    same as: twist, wind
  3. Form an arch or curve (synset 202038831)
    "her back arches"; "her hips curve nicely"
    is a type of: bend, flex - form a curve
    subtypes: camber - curve upward in the middle
    same as: arc, arch
  4. Bend or cause to bend (synset 202038516)
    "He crooked his index finger"; "the road curved sharply"
    is a type of: bend, flex - form a curve
    subtypes: recurve - curve or bend (something) back or down
    same as: crook
  5. Form a curl, curve, or kink (synset 200362781)
    "the cigar smoke curled up at the ceiling"
    entail: bend, deform, flex, turn, twist - cause (a plastic object) to assume a crooked or angular form
    is a type of: change surface - undergo or cause to undergo a change in the surface
    same as: curl, kink

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