graph

1 of 4

noun (1)

ˈgraf 

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

Examples of graph in a Sentence

Verb

Students were asked to graph each equation.

Recent Examples on the Web

Noun

Every data point on the graph corresponds to a single subject that the researchers viewed, according to Scientific American. —USA TODAY, 24 Apr. 2024

Pay particular attention to external reviews about a brand, including Google’s knowledge graph about brands and authors, additional relevance of social presence, and the diminishing importance of low-authority, low-relevance links. —David Einstein, Forbes, 29 Mar. 2024

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

Phrases Containing graph

• bar graph
• circle graph
• graph paper
• graph theory
• line graph

Kids Definition

graph

1 of 3 noun

ˈgraf 

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

Etymology

Noun combining form

derived from Greek -graphon "something written," from -graphos "written," from graphein "to write" — related to graffito, -gram

Medical Definition

graph

1 of 2 noun

ˈgraf 

: 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

ˈgraf-ik 

adjective

graph

2 of 2 transitive verb

1

: to represent by a graph

2

: to plot on a graph