Graph Meaning
/ɡɹæf/Definition, CEFR level B1, pronunciation, examples, and quiz.
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Definition
nounA data chart (graphical representation of data) intended to illustrate the relationship between a set (or sets) of numbers (quantities, measurements or indicative numbers) and a reference set, whose elements are indexed to those of the former set(s) and may or may not be numbers.
nounA set of points constituting a graphical representation of a real function; (formally) a set of tuples (x_1,x_2,…,x_m,y)∈ R ᵐ⁺¹, where y=f(x_1,x_2,…,x_m) for a given function f: R ᵐ→ R . See also Graph of a function on Wikipedia.Wikipedia
Sentence Examples
The differing volumes of carbon emissions are plotted in the graph below.
In mathematics, a quiver is a directed graph.
The math teacher drew a graph on the blackboard.
Synonyms & Antonyms
Synonyms:
Antonyms:
None
CEFR Practice Quiz
The bar ____ showed the increase in sales over the year.
CEFR Practice Quiz (Alternate)
The science teacher asked us to draw a ____ to show the relationship between temperature and pressure.
Word Origin & History
Clipping of graphic formula. From 1878; verb from 1889.
Literary Quotations & Historical Citations
"Drawings and pictures are more than mere ornaments in scientific discourse. Blackboard sketches, geological maps, diagrams of molecular structure, astronomical photographs, MRI images, the many varieties of statistical charts and graphs: These pictorial devices are indispensable tools for presenting evidence, for explaining a theory, for telling a story."
— 2012 March 26, Brian Hayes, “Pixels or Perish”, in American Scientist, volume 100, number 2, archived from the original on 19 Feb 2013, page 106:
"Spectral graph theory has a long history. In the early days, matrix theory and linear algebra were used to analyze adjacency matrices of graphs. Algebraic methods are especially effective in treating graphs which are regular and symmetric."
— 1997, Fan R. K. Chung, Spectral Graph Theory, American Mathematical Society, page 1:
"A graph is a token-level nondistinctive representation of a grapheme. It can differ from the other variants of its grapheme with regard to upper case, lower case, script, print, typeface style, typeface size, etc."
— 2003, J. Richard Andrews, Introduction to Classical Nahuatl, Revised Edition, University of Oklahoma Press, page 10:
"When the doctor took the picture that was to be graphed onto Johnny’s balloon head, he suggested that Johnny make a normal face, without expressing any emotion. But Johnny didn’t like that idea. He’d rather look eternally cheerful than express nothing but apathy for the rest of his life."
— 2011, Carlton Mellick III, Crab Town, Portland: Eraserhead Press, →ISBN, page 8:
Explore More B1 Vocabulary Words
CEFR Practice Quiz
The bar ____ showed the increase in sales over the year.
CEFR Practice Quiz (Alternate)
The science teacher asked us to draw a ____ to show the relationship between temperature and pressure.