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quadrant
[ kwod-ruhnt ]
noun
- a quarter of a circle; an arc of 90°.
- the area included between such an arc and two radii drawn one to each extremity.
- something shaped like a quarter of a circle, as a part of a machine.
- Geometry, Astronomy. one of the four parts into which a plane, as the face of a heavenly body, is divided by two perpendicular lines, numbered counterclockwise from upper right:
the first quadrant of the moon.
- an instrument, usually containing a graduated arc of 90°, used in astronomy, navigation, etc., for measuring altitudes.
- Astrology. one of the four quarters of the horoscope: determined by the ascendant, nadir, descendant, and midheaven and numbered counterclockwise from the ascendant.
- Furniture. one of two metal sliding pieces, of quadrant form, used to support the fall front of a desk from above.
quadrant
/ kwɒˈdræntÉ™l; ˈkwÉ’d°ùÉ™²Ô³Ù /
noun
- geometry
- a quarter of the circumference of a circle
- the area enclosed by two perpendicular radii of a circle and its circumference
- any of the four sections into which a plane is divided by two coordinate axes
- a piece of a mechanism in the form of a quarter circle, esp one used as a cam or a gear sector
- an instrument formerly used in astronomy and navigation for measuring the altitudes of stars, consisting of a graduated arc of 90° and a sighting mechanism attached to a movable arm
quadrant
/ °ì·ÉÅ»å′°ùÉ™²Ô³Ù /
- An arc equal to one quarter of the circumference of a circle; an arc of 90°.
- Any of the four regions into which a plane is divided by the axes of a Cartesian coordinate system. The quadrants are numbered counterclockwise one through four, beginning with the quadrant in which both the x- and y-coordinates are positive (usually the upper right quadrant).
- A navigational instrument similar to a sextant but with an arc of 90° rather than 60°.
- See more at sextant
Derived Forms
- quadrantal, adjective
Other ˜yÐÄvlogs From
- ±ç³Ü²¹»å·°ù²¹²Ô·³Ù²¹±ô [kwo-, dran, -tl], adjective
- ±ç³Ü²¹»å۲¹²Ô³Ù·±ô¾±°ì±ð adjective
˜yÐÄvlog History and Origins
Origin of quadrant1
˜yÐÄvlog History and Origins
Origin of quadrant1
Example Sentences
They often happen in thunderstorms in rain bands away from the eye of the storm - typically forming in the right quadrant of a storm, the weather service notes.
The complicated process involves Maryland taking over control of the track, building a training center and eventually closing Laurel Park to shift full-time racing to Pimlico in the northwest quadrant of Baltimore.
“Don’t ever call me that again, or I will vaporize you across ten galactic quadrants!â€
The roundhouse's southwest quadrant was reserved for keeping lambs indoors.
“For a pitcher to be able to throw the fastball to all the different quadrants, it just opens everything else up.â€
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