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quadrantal
Variant of quadrant
noun
- a fourth part of the circumference of a circle; an arc of 90°
- a quarter section of a circle
- any piece or part shaped like a quarter section of a circle
- an instrument similar to the sextant in design and function, and superseded by it
- Geom. any of the four parts formed by rectangular coordinate axes on a plane surface
Related Forms:
- quadrantal adjective
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.