- a diagram representing a system of connections or interrelations among two or more things by a number of distinctive dots, lines, bars, etc.
- a series of points, discrete or continuous, as in forming a curve or surface, each of which represents a value of a given function.
- Also called linear graph.a network of lines connecting points.
- a written symbol for an idea, a sound, or a linguistic expression.
- Mathematics. to draw (a curve) as representing a given function.
- to represent by means of a graph.
Origin of graph
1875–80; short for graphic formula; see graphic
Synonyms for graph
1. See map.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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 axesSee also bar graph
- 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
- maths a structure represented by a diagram consisting of points (vertices) joined by lines (edges)
- linguistics a symbol in a writing system not further subdivisible into other such symbols
- (tr) to draw or represent in a graph
Word Origin for graph
C19: short for graphic formula
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
1878, shortening of graphic formula (see graphic). The verb meaning "charted on a graph" is from 1889. Related: Graphed; graphing.
Online Etymology Dictionary, © 2010 Douglas Harper
- 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.
- 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.