Definition of Quadrant

1. Noun. A quarter of the circumference of a circle.

Exact synonyms: Quarter-circle
Generic synonyms: Line

2. Noun. Any of the four areas into which a plane is divided by two orthogonal coordinate axes.
Generic synonyms: Area, Country

3. Noun. The area enclosed by two perpendicular radii of a circle.
Generic synonyms: Area, Country

4. Noun. A measuring instrument for measuring altitude of heavenly bodies.

Definition of Quadrant

1. n. The fourth part; the quarter.

Definition of Quadrant

1. a quarter section of a circle [n -S]

Medical Definition of Quadrant

1. The four parts of your mouth, that is the upper left, the upper right, the lower left, and the lower right. (08 Jan 1998)

Lexicographical Neighbors of Quadrant

quadragesima
Quadragesima
quadrangle
quadrangle
quadrangles
quadrangular
quadrangular
quadrangular cartilage
quadrangular lobule
quadrangular membrane
quadrangular prism
quadrangular space
quadrangular therapy
quadrans
quadrant (current term)
quadrant (current term)
quadrantal
quadrantal
quadrantanopia
quadrantanopia
quadrantes
quadrantic hemianopia
quadrantic scotoma
quadrants
quadrants
quadraphonic
quadraphonics
quadraphonic system
quadraphony
quadrasonic

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