graph

[graf, grahf]
noun
1.
a diagram representing a system of connections or interrelations among two or more things by a number of distinctive dots, lines, bars, etc.
2.
Mathematics.
a.
a series of points, discrete or continuous, as in forming a curve or surface, each of which represents a value of a given function.
b.
Also called linear graph. a network of lines connecting points.
3.
a written symbol for an idea, a sound, or a linguistic expression.
verb (used with object)
4.
Mathematics. to draw (a curve) as representing a given function.
5.
to represent by means of a graph.

Origin:
1875–80; short for graphic formula; see graphic

regraph, verb (used with object)

gaff, gaffe, graph.


1. See map.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
graph (ɡrɑːf, ɡræf)
 
n
1.  See also bar graph Also called: chart a drawing depicting the relation between certain sets of numbers or quantities by means of a series of dots, lines, etc, plotted with reference to a set of axes
2.  maths a drawing depicting a functional relation between two or three variables by means of a curve or surface containing only those points whose coordinates satisfy the relation
3.  maths a structure represented by a diagram consisting of points (vertices) joined by lines (edges)
4.  linguistics a symbol in a writing system not further subdivisible into other such symbols
 
vb
5.  (tr) to draw or represent in a graph
 
[C19: short for graphic formula]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

graph
1878, shortening of graphic formula (see graphic). The verb is from 1898.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

-graph suff.
An instrument for writing, drawing, or recording: cardiograph.

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
graph   (grāf)  Pronunciation Key 
  1. A diagram showing the relationship of quantities, especially such a diagram in which lines, bars, or proportional areas represent how one quantity depends on or changes with another.

  2. A curve or line showing a mathematical function or equation, typically drawn in a Cartesian coordinate system. The graph of the function y = x2 is a parabola.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
There were no technical graphs of data points or tables of measured variables.
The appendix includes many of the equations and graphs discussed in the text.
Explore interactive charts, graphs and images illustrating how cloud computing
  works.
The axes on both the graphs are the same but the objects are at different
  coordinates.
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