curve

[kurv]
noun
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, path, hallway, etc.
5.
Railroads. a curved section of track: in the U.S. the curve is often expressed as the central angle, measured in degrees, of a curved section of track subtended by a chord 100 feet (30 meters) long (degree of curve)
6.
Also called curve ball. Baseball.
a.
a 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.
b.
the course of such a pitched ball.
7.
a graphic representation of the variations effected in something by the influence of changing conditions; graph.
8.
Mathematics. a collection of points whose coordinates are continuous functions of a single independent variable.
9.
a misleading or deceptive trick; cheat; deception.
10.
Education. a grading system based on the scale of performance of a group, so that those performing better, regardless of their actual knowledge of the subject, receive high grades: The new English professor marks on a curve. Compare absolute ( def 10 ).
11.
a curved guide used in drafting.
verb (used with object), curved, curving.
12.
to bend in a curve; cause to take the course of a curve.
13.
to grade on a curve.
14.
Baseball. to pitch a curve to.
verb (used without object), curved, curving.
15.
to bend in a curve; take the course of a curve.
adjective
16.
Idioms
17.
ahead of/behindthe curve, at the forefront of (or lagging behind) recent developments, trends, etc.
18.
throw (someone) a curve,
a.
to take (someone) by surprise, especially in a negative way.
b.
to mislead or deceive.

Origin:
1565–75; (< Middle French) < Latin curvus crooked, bent, curved

curvedly [kur-vid-lee] , adverb
curvedness, noun
curveless, adjective
uncurved, adjective
uncurving, adjective
undercurve, noun
undercurve, verb (used without object), undercurved, undercurving.
well-curved, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
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.  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.  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.  short for French curve
 
vb
9.  to take or cause to take the shape or path of a curve; bend
 
Related: sinuous
 
[C15: from Latin curvāre to bend, from curvus crooked]
 
curvedly
 
adv
 
'curvedness
 
n
 
'curvy
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

curve
1590s, from L. curvus "crooked, curved, bent," from curvus, from curvare "to bend," from PIE base *(s)ker- "to turn, bend" (see ring). The noun is attested from 1690s, "curved line;" with ref. to the female figure (usually pl.), from 1862; as a type of baseball pitch, from
1879. Related: Curvy (1902).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

curve (kûrv)
n.

  1. A line or surface that deviates from straightness in a smooth, continuous fashion.

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

  3. A curved line representing variations in data on a graph.

v. curved, curv·ing, curves
To move in or take the shape of a curve.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
curve   (kûrv)  Pronunciation Key 
  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.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Idioms & Phrases

curve

see throw a curve.

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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Example sentences
Why curve-bending has become such a popular sport and notes from the department of amplification.
It's not easy and the learning curve can be expensive.
We believe that part of the reason behind this steep learning curve has been
  the lack of controversy about teaching comprehension.
The sediments in this photo curve near the ends of chert pods.
Idioms & Phrases
Images for curve
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