graph

1 of 4

noun (1)

1
: a diagram (such as a series of one or more points, lines, line segments, curves, or areas) that represents the variation of a variable in comparison with that of one or more other variables
2
: the collection of all points whose coordinates satisfy a given relation (such as a function)
3
: a collection of vertices and edges that join pairs of vertices

graph

2 of 4

verb

graphed; graphing; graphs

transitive verb

1
: to represent by a graph
2
: to plot on a graph

graph

3 of 4

noun (2)

1
: a written or printed representation of a basic unit of speech (such as a phoneme or syllable)
especially : grapheme sense 1
2
: a single occurrence of a letter of an alphabet in any of its various shapes

-graph

4 of 4

noun combining form

1
: something written or drawn
monograph
2
[French -graphe, from Late Latin -graphus] : instrument for making or transmitting records or images
chronograph

Example Sentences

Verb Students were asked to graph each equation.

Word History

Etymology

Noun (1)

short for graphic formula

Noun (2)

probably from -graph

Noun combining form

Latin -graphum, from Greek -graphon, from neuter of -graphos written, from graphein to write — more at carve

First Known Use

Noun (1)

1886, in the meaning defined at sense 2

Verb

1898, in the meaning defined at sense 1

Noun (2)

1933, in the meaning defined at sense 1

Time Traveler
The first known use of graph was in 1886

Dictionary Entries Near graph

Cite this Entry

“Graph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/graph. Accessed 7 Dec. 2022.

Kids Definition

graph 1 of 3

noun

1
: the collection of all the points whose coordinates are a solution to an equation
the graph of y = x2
2
: a diagram that shows (as by dots or lines) the change in one variable in comparison with that of one or more other variables
a graph of population growth

graph

2 of 3

verb

: to represent by or plot on a graph
graph each equation

-graph

3 of 3

noun combining form

ˌgraf
: something written or drawn
homograph

Medical Definition

graph 1 of 2

noun

: a diagram (as a series of one or more points, lines, line segments, curves, or areas) that represents the variation of a variable in comparison with that of one or more other variables
graphic adjective

graph

2 of 2

transitive verb

1
: to represent by a graph
2
: to plot on a graph
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