DictionaryquadrantQuarter section
noun

quadrant

KWAH-drunt/ˈkwɑːdrənt/

A quarter of a circular area.

One quadrant of the circle is gold; the others are pale blue.

A circle divided by two perpendicular lines into four equal quarters, one quarter colored gold and other three pale blue, no text.
Etymology

Latin quadrans meant a fourth part. Applied to a circle, that fraction gives a 90-degree section—the geometric model for one of four equal divisions.

In context

CosmoLearning9:12
when you do a four square grid like this especially when at a giant scale like the scale of Philadelphia you begin to get quadrants and each quadrant gets a square in the middle of it
History of Arch Lecture 46 18th c USA

More examples

  • Two perpendicular diameters divide a circle into four quadrants.
  • She shades the upper right quadrant of the disk.
  • The sprinkler waters one quadrant of the circular lawn.

Forms

quadrant · quadrants

Similar words

quarter
Can name one of four equal parts of anything.
sector
Names a circular region between two radii, not necessarily a quarter.