bell-shaped curve, Gaussian curve, Gaussian shape, normal curve - a symmetrical curve representing the normal distribution

meander - a curve in a stream

line - a length (straight or curved) without breadth or thickness; the trace of a moving point

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, turn, crook - a circular segment of a curve; "a bend in the road"; "a crook in the path"

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 ever-greater distances from it

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; "the tendrils of the plant exhibited perversion"; "perversion also shows up in kinky telephone cords"

sinuosity, sinuousness - having curves; "he hated the sinuosity of mountain roads"

arch - a curved shape in the vertical plane that spans an opening

bell shape, campana, bell - 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

line roulette, roulette - a line generated by a point on one figure rolling around a second figure

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

graph, graphical record - a drawing illustrating the relations between certain quantities plotted with reference to a set of axes

line - a length (straight or curved) without breadth or thickness; the trace of a moving point

pitch, delivery - (baseball) the throwing of a baseball by a pitcher to a batter

shape, configuration, conformation, contour, form - any spatial attributes (especially as defined by outline); "he could barely make out their shapes through the smoke"

curliness - of hair: a tendency to curl

straightness - of hair: lack of a tendency to curl

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 U-shaped bend in a road

road, route - an open way (generally public) for travel or transportation

segment, section - one of several parts or pieces that fit with others to constitute a whole object; "a section of a fishing rod"; "metal sections were used below ground"; "finished the final segment of the road"

river - a large natural stream of water (larger than a creek); "the river was navigable for 50 miles"

turn - change orientation or direction, also in the abstract sense; "Turn towards me"; "The mugger turned and fled before I could see his face"; "She turned from herself and learned to listen to others' needs"

peel off - leave a formation

yaw - swerve off course momentarily; "the ship yawed when the huge waves hit it"

be - have the quality of being; (copula, used with an adjective or a predicate noun); "John is rich"; "This is not a good answer"

circumvolute - wind or turn in volutions, especially in an inward spiral, as of snail

spiral - form a spiral; "The path spirals up the mountain"

snake - form a snake-like pattern; "The river snakes through the valley"

camber - curve upward in the middle

bend, flex - form a curve; "The stick does not bend"

recurve - curve or bend (something) back or down

bend, flex - form a curve; "The stick does not bend"

change surface - undergo or cause to undergo a change in the surface