quadrant
quad·rant
noun
a quarter of the circumference of a circle
a quarter of the circumference of a circle
any of the four areas into which a plane is divided by two orthogonal coordinate axes
the area enclosed by two perpendicular radii of a circle
a measuring instrument for measuring altitude of heavenly bodies
Origin
Inherited from Middle English quadrant, from Old French cadran, quadrant and its etymon Latin quadrāns, -antis (“fourth part of something, quarter”). Doublet of quadrans.
Phrases
- abdominal quadrant
- Gunter's quadrant
- quadrant plate
Related words
Word family
Broader terms
Parts
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.