noun

- a diagram representing a system of connections or interrelations among two or more things by a number of distinctive dots, lines, bars, etc.
- Mathematics.
- a series of points, discrete or continuous, as in forming a curve or surface, each of which represents a value of a given function.
- Also called linear graph.a network of lines connecting points.

- a written symbol for an idea, a sound, or a linguistic expression.

verb (used with object)

- Mathematics. to draw (a curve) as representing a given function.
- to represent by means of a graph.

noun

- Also called: chart a drawing depicting the relation between certain sets of numbers or quantities by means of a series of dots, lines, etc, plotted with reference to a set of axesSee also bar graph
- maths a drawing depicting a functional relation between two or three variables by means of a curve or surface containing only those points whose coordinates satisfy the relation
- maths a structure represented by a diagram consisting of points (vertices) joined by lines (edges)
- linguistics a symbol in a writing system not further subdivisible into other such symbols

verb

- (tr) to draw or represent in a graph

1878, shortening of graphic formula (see graphic). The verb meaning “charted on a graph” is from 1889. Related: Graphed; graphing.

- A diagram showing the relationship of quantities, especially such a diagram in which lines, bars, or proportional areas represent how one quantity depends on or changes with another.
- A curve or line showing a mathematical function or equation, typically drawn in a Cartesian coordinate system. The graph of the function y = x2 is a parabola.