an angle whose vertex is at the centre of a circle
central angle in American English
noun
Geometry
an angle formed at the center of a circle by two radii
Word origin
[1900–05]This word is first recorded in the period 1900–05. Other words that entered Englishat around the same time include: cathode-ray tube, desensitize, geopolitics, hydroplane, throwaway
Examples of 'central angle' in a sentence
central angle
However, few models have been reported about spinning a coating on curved geometry with a large central angle.
Huan Liu, Xudong Fang, Le Meng, Shanshan Wang 2017, 'Spin Coating on Spherical Surface with Large Central Angles', Coatingshttps://www.mdpi.com/2079-6412/7/8/124. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
However, the optimal curvature changed weakly when the central angle of concave structure was larger than 120°.
Liangliang Ding, Zhenduo Li, Minzu Liang, Xiangyu Li, Fangyun Lu 2017, 'The Dispersion Rule of Fragments about the Asymmetric Shell', Shock and Vibrationhttp://dx.doi.org/10.1155/2017/9810978. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)