cartesian plane

noun

UK /kɑːˈtiːziən pleɪn/

US /kɑːrˈtiːʒən pleɪn/

A flat surface with two number lines that help you find points using pairs of numbers.

We plotted the points on the cartesian plane to draw a straight line.

SYNONYMS

coordinate plane xy-plane rectangular coordinate system coordinate grid

RELATED WORDS

x-axis y-axis origin quadrant ordered pair

OTHER MEANINGS

2. A two-dimensional mathematical space defined by perpendicular axes.

The graph of the equation is a curve on the cartesian plane.

3. A grid used in geometry to locate points by their distances from two axes.

The teacher asked us to mark the treasure's location on the cartesian plane.

4. The setting for plotting ordered pairs of real numbers.

Every point on the cartesian plane corresponds to exactly one ordered pair.