an angle formed at the center of a circle by two radii.
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- central african empire,
- central african republic,
- central america,
- central american,
- central amputation,
- central apnea,
- central artery of retina,
- central bank,
- central bedfordshire,
- central casting
Origin of central angle
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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
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.