Dictionary.com

central angle

noun Geometry.

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

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Origin of central angle

First recorded in 1900–05

Words nearby central angle

Central African Republic, Central America, Central American, Central American Spanish, central amputation, central angle, central apnea, central artery of retina, central bank, Central Bedfordshire, central casting
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for central angle

central angle

noun

an angle whose vertex is at the centre of a circle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.