central angle

noun Geometry.

an angle formed at the center of a circle by two radii.

Origin of central angle

First recorded in 1900–05

Words nearby central angle

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British Dictionary definitions for central angle

central angle

noun

an angle whose vertex is at the centre of a circle

Scientific definitions for central angle

central angle
[ sĕn′trəl ]

An angle formed by two rays from the center of a circle, with the center forming the vertex.