quadrant

• quadraunt (obsolete)

Borrowed from Latin quadrantem, accusative singular of quadrāns (“fourth part of something, quarter”).

• enPR: kwŏdʹrənt, IPA^(key): /ˈkwɑd.ɹənt/

quadrant (plural quadrants)

1. One of the four sections made by dividing an area with two perpendicular lines.
2. (mathematics) One of the four regions of the Cartesian plane bounded by the x-axis and y-axis.
3. (geometry) One fourth of a circle or disc; a sector with an angle of 90°.
4. (nautical) A measuring device with a graduated arc of 90° used in locating an altitude.

• octant
• sextant

From Latin quadrāns (“fourth part of something, quarter”).

quadrant m (plural quadrants)

1. quadrant

From Latin quadrāns (“fourth part of something, quarter”).

quadrant m (plural quadrants)

1. quadrant

• “quadrant” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

quadrant

1. third-person plural present active indicative of quadrō