graph
- 01 A2 Elementary
n.a drawing that uses lines, bars, or curves to show how different sets of numbers or facts are related.
n.a diagrammatic representation of data, typically illustrating the relationship between two or more variables along axes.
Simple“The graph shows that sales increased quickly during the summer months.”
In context“The quarterly report included a line graph demonstrating the clear correlation between increased marketing spend and user acquisition.”
UsageCommonly used with verbs like 'show', 'illustrate', or 'plot'.
- 02 B2 Upper Intermediate
n.a line or curve drawn on a grid to show the result of a mathematical equation.
n.the set of points on a coordinate plane that satisfy a given functional relationship.
Simple“We had to draw the graph of the equation for our homework.”
In context“Students were asked to identify the points where the graph of the quadratic function intersected the x-axis.”
- 03 C1 Advanced
n.a collection of points (nodes) connected by lines (edges).
n.a mathematical structure consisting of a set of vertices and a set of edges connecting pairs of vertices.
Simple“The computer uses a graph to find the shortest path between two cities.”
In context“In graph theory, a tree is defined as a connected graph that contains no cycles.”
UsageOften used in the context of 'graph theory' or 'social graphs'.
- 04 C2 Proficiency
n.the smallest unit of a writing system, like a single letter or character.
n.a visual representation of a grapheme; the physical shape of a character in a writing system.
Simple“The researcher studied how the shape of each graph changed over time.”
In context“The distinction between a graph and a grapheme is essential for understanding the phonological basis of writing systems.”
- 05 B1 Intermediate
v.to draw a picture or chart that represents data or a mathematical function.
v.to represent a set of data or a mathematical function in the form of a graph.
Simple“You can graph the results of your experiment to see the pattern more clearly.”
In context“The software allows users to graph complex datasets instantly, providing various options for visual customisation.”
UsageThis verb is transitive and requires a direct object, such as 'data' or 'results'.
Clipping of graphic formula. From 1878; verb from 1889.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.