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

Seismologists at the time relied on an alarm system triggered from six stations across Southern California, which made graphs etched by a mechanical pen, that rang when at least two of them went off scale, indicating an earthquake of magnitude 4 or higher had occurred. —Rong-Gong Lin Ii, Los Angeles Times, 13 Sep. 2024

There’s more granularity in the graphs showing the history of your CPU’s performance too, with options to choose timelines showing the performance over the past ten minutes right through to the past 28 days, with lots more default time periods in between. —Barry Collins, Forbes, 7 Sep. 2024

Verb

After a few minutes, the app will generate an audiogram that graphs your hearing deficits, and this audiogram can then be used to program the AirPods Pro as hearing aids. —Christopher Null, WIRED, 11 Sep. 2024

These Bic pens celebrated their 50th anniversary back in 2020, and the TI-84 debuted in 2004, following the brand's first graphing calculator — TI-81 — that was unveiled in 1990. —Kelly Tyko, Axios, 2 Sep. 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