quadrant
- Noun. One of the four sections made by dividing an area with two perpendicular lines.
- Noun. (mathematics) The four regions of the Cartesian plane bounded by the x-axis and y-axis.
- Noun. (geometry) One fourth of a circle or disc; a sector with an angle of 90°.
- Noun. (nautical) A measuring device with a graduated arc of 90° used in locating an altitude.
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This entry was last updated on RefTopia from its source on 3/20/2012.