# curve

(redirected from*Differentiable curve*)

Also found in: Thesaurus, Medical, Encyclopedia.

## curve

(kûrv)*n.*

**1.**

**a.**A line that deviates from straightness in a smooth, continuous fashion.

**b.**A surface that deviates from planarity in a smooth, continuous fashion.

**c.**Something characterized by such a line or surface, especially a rounded line or contour of the human body.

**2.**A relatively smooth bend in a road or other course.

**3.**

**a.**A line representing data on a graph.

**b.**A trend derived from or as if from such a graph: "Once again, the politicians are behind the curve" (Ted Kennedy).

**4.**A graphic representation showing the relative performance of individuals as measured against each other, used especially as a method of grading students in which the assignment of grades is based on predetermined proportions of students.

**5.**

*Mathematics*

**a.**The graph of a function on a coordinate plane.

**b.**The intersection of two surfaces in three dimensions.

**c.**The graph of the solutions to any equation of two variables.

**6.**

*Baseball*A curve ball.

**7.**

*Slang*Something that is unexpected or designed to trick or deceive.

*v.*

**curved**,

**curv·ing**,

**curves**

*v.*

*intr.*

To move in or take the shape of a curve: The path curves around the lake.

*v.*

*tr.*

**1.**To cause to curve.

**2.**

*Baseball*To pitch (a ball) with a curve.

**3.**To grade (students, for example) on a curve.

[From Middle English,

*curved*, from Latin curvus; see sker- in Indo-European roots. N., sense 6, short for curve ball.]**curv′ed·ness**

*n.*

**curv′y**

*adj.*

## curve

(kɜːv)*n*

**1.**a continuously bending line that has no straight parts

**2.**something that curves or is curved, such as a bend in a road or the contour of a woman's body

**3.**the act or extent of curving; curvature

**4.**(Mathematics)

*maths*

**a.**a system of points whose coordinates satisfy a given equation; a locus of points

**b.**the graph of a function with one independent variable

**5.**(Mathematics) a line representing data, esp statistical data, on a graph: an unemployment curve.

**6.**

**ahead of the curve**ahead of the times; ahead of schedule

**7.**

**behind the curve**behind the times; behind schedule

**8.**(Tools) short for French curve

*vb*

to take or cause to take the shape or path of a curve; bend

[C15: from Latin

*curvāre*to bend, from*curvus*crooked]**ˈcurvy**

*adj*

## curve

(kɜrv)*n.,*

*v.*

**curved, curv•ing,**

*adj.*

*n.*

**1.**a continuously bending line, without angles.

**2.**the act or extent of curving.

**3.**any curved outline, form, thing, or part.

**4.**a curved section of a road, railroad track, path, etc.

**5.**Also called

**curve′ ball`.**a baseball pitch delivered with a spin that causes the ball to veer from a normal straight path, away from the side from which it was thrown.

**6.**a graphic representation of the variations effected in something by the influence of changing conditions; graph.

**7.**

*Math.*a collection of points whose coordinates are continuous functions of a single independent variable.

**8.**a misleading or deceptive trick.

**9.**an academic grading system based on the scale of performance of the group, so that those performing better, regardless of their actual knowledge, receive higher grades: to mark on a curve.

**10.**a curved guide used in drafting.

*v.i.*

**11.**to bend in a curve; take the course of a curve.

*v.t.*

**12.**to cause to curve.

**13.**to grade on a curve.

**14.**to pitch a curve to in baseball.

*adj.*

**15.**curved.

*Idioms:***1.**

**ahead of (or behind) the curve,**at the forefront of (or lagging behind) recent developments, trends, etc.

**2.**

**throw someone a curve,**to take someone by surprise, esp. so as to cause chagrin.

[1565–75; (< Middle French) < Latin

*curvus*crooked, bent, curved]**curv′y,**

*adj.*

**curv•i•er, curv•i•est.**## curve

(kûrv)**1.**A line or surface that bends in a smooth, continuous way without sharp angles.

**2.**The graph of a function on a coordinate plane. In this technical sense, straight lines, circles, and waves are all curves.

## curve

**Past participle:**curved

**Gerund:**curving

Imperative |
---|

curve |

curve |

ThesaurusAntonymsRelated WordsSynonyms

**Legend:**Switch to new thesaurus

Noun | 1. | curve - the trace of a point whose direction of motion changesbell-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 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, twist - a circular segment of a curve; "a bend in the road"; "a crook in the path" 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; "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 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 straight line - a line traced by a point traveling in a constant direction; a line of zero curvature; "the shortest distance between two points is a straight line" |

2. | curve - a line on a graph representing dataregression 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 visual representation of 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 | |

3. | curve - a pitch of a baseball that is thrown with spin so that its path curves as it approaches the batter | |

4. | curve - the property possessed by the curving of a line or surfaceshape, configuration, conformation, contour, form - any spatial attributes (especially as defined by outline); "he could barely make out their shapes" straightness - (of hair) lack of a tendency to curl | |

5. | curve - curved segment (of a road or river or railroad track etc.)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 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" | |

Verb | 1. | curve - turn sharply; change direction abruptly; "The car cut to the left at the intersection"; "The motorbike veered to the right"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" |

2. | curve - extend in curves and turns; "The road winds around the lake"; "the path twisted through the forest"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" | |

3. | curve - form an arch or curve; "her back arches"; "her hips curve nicely"camber - curve upward in the middle | |

4. | curve - bend or cause to bend; "He crooked his index finger"; "the road curved sharply"recurve - curve or bend (something) back or down | |

5. | curve - form a curl, curve, or kink; "the cigar smoke curled up at the ceiling"change surface - undergo or cause to undergo a change in the surface |

## curve

*verb*

## curve

*noun*

*verb*

Translations

**křivka**

**ohnout**

**ohyb**

**točit se**

**zatáčka**

**bue**

**gå i en bue**

**krumme**

**krumning**

**kurve**

**kurbo**

**kaari**

**kaarre**

**kaartaa**

**käyrä**

**görbe**

**kanyarulat**

**beygja**

**beygja, sveigja**

**bogi, boglína**

**daryti lankstą**

**gražiõs figūros**

**išlenktas**

**kreivė**

**lankstas**

**izliekt**

**izliekties**

**izlocīties**

**līka līnija**

**līkne**

**krivka**

**zatočiť sa**

**ovinek**

**zavijati**

**böja**

**kröka**

**kurva**

## curve

[kɜːv]**C.**

*VI*[

*road, line etc*] → torcerse, hacer curva; [

*surface*] → combarse

the walls curve inward/outward → las paredes están combadas hacia dentro/fuera

the road curves round the mountain → la carretera va haciendo curvas

*or*dando vueltas alrededor de la montaña

the boomerang curved through the air → el bumerán describió

*or*hizo una curva en el aire

a wide, curving staircase → una amplia escalera en curva

## curve

*n*→ Kurve

*f*;

*(of body, vase etc)*→ Rundung

*f*, → Wölbung

*f*;

*(of river)*→ Biegung

*f*;

*(of archway)*→ Bogen

*m*; there’s a

**curve**in the road → die Straße macht einen Bogen; the price

**curve**→ die Preiskurve; her

**curve**s

*(inf)*→ ihre Kurven

*or*Rundungen

*pl (inf)*

*vt*→ biegen; (= build with a curve)

*arch, roof, side of ship*→ wölben; gravity

**curve**s the path of light → die Gravitation krümmt den Lichtweg; he

**curve**d the ball around the wall → er zirkelte den Ball um die Mauer herum

*vi*

*(line, road)*→ einen Bogen machen;

*(river)*→ eine Biegung machen; her lips

**curve**d into a smile → ihre Lippen verzogen sich zu einem Lächeln; the road

**curve**s around the city → die Straße macht einen Bogen um die Stadt; to make a ball

**curve**(through the air) → einen Ball anschneiden, einem Ball einen Drall geben

## curve

(kəːv)*noun*

**1.**a line which is not straight at any point, like part of the edge of a circle.

**2.**anything shaped like this. a curve in the road.

*verb*

to bend in a curve. The road curves east.

**curved**

*adjective*

a curved blade.

**ˈcurvy**

*adjective*

## curve

*n.*curva;

*v.*torcer, encorvar.

## curve

*n*curva;

**growth —**curva de crecimiento;

**learning —**curva de aprendizaje

Want to thank TFD for its existence? Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content.

Link to this page: