quadrant

quad-rant · noun

imported

Definitions

noun

  1. 1.

    [mathematics]Each of four parts of a plane divided by two perpendicular lines (axes).

  2. 2.

    A quarter of a circle or its circumference.

  3. 3.

    [historical]An instrument for measuring angles, especially in navigation and astronomy.

  4. 4.

    A section or region, especially one of four.

Forms

plural: quadrants

Related words

See also: axis, quarter, sector
Synonyms: quarter, section

Etymology

From Latin quadrans, quadrant- ("a fourth part"), from quattuor ("four").