quadrant
noun
quad·​rant
| \ ˈkwä-drənt
\
\
Definition of quadrant
1a
: an instrument for measuring altitudes consisting commonly of a graduated arc of 90 degrees with an index or vernier and usually having a plumb line or spirit level for fixing the vertical or horizontal direction
b
: a device or mechanical part shaped like or suggestive of the quadrant of a circle
2a
: an arc of 90 degrees that is one quarter of a circle
b
: the area bounded by a quadrant and two radii
3a
: any of the four parts into which a plane is divided by rectangular coordinate axes lying in that plane
b
: any of the four quarters into which something is divided by two real or imaginary lines that intersect each other at right angles
Illustration of quadrant
quadrant 2
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Other Words from quadrant
quadrantal
\ kwä-​ˈdran-​tᵊl
\
adjective
\
adjective
Examples of quadrant in a Sentence
Draw two intersecting lines that divide the page into four quadrants.
The town is located in the northwest quadrant of the state.
Recent Examples on the Web
Remove skin from steaks and separate quadrants of meat from bone by slipping spatula gently between them. — Washington Post, "Foolproof way to perfectly cooked fish? Try your Dutch oven," 10 July 2019 Louisville went 15-0 in Quadrant 3 and 4 games, one of only 12 teams in the RPI's top 40 to finish unbeaten in those quadrants. — Jeff Greer, The Courier-Journal, "How the NCAA Tournament selection committee likely discussed Louisville basketball," 10 Mar. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quadrant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for quadrant
quadrant
noun
English Language Learners Definition of quadrant
: one part of something that is evenly divided into four parts
especially, geometry
: one part of a circle that is evenly divided into four parts
See the full definition for quadrant in the English Language Learners Dictionary
quadrant
noun
quad·​rant
| \ ˈkwä-drənt\
Kids Definition of quadrant
1
: one-fourth of a circle
2
: any of the four parts into which something is divided by two imaginary or real lines that intersect each other at right angles
quadrant
noun
quad·​rant
| \ ˈkwäd-rənt
\
\
Medical Definition of quadrant
1
: an arc of 90° that is one quarter of a circle
2
: any of the four more or less equivalent segments into which an anatomic structure may be divided by vertical and horizontal partitioning through its midpoint
pain in the lower right quadrant of the abdomen
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