central angle

noun

: an angle formed by two radii of a circle

Word History

First Known Use

1766, in the meaning defined above

Time Traveler
The first known use of central angle was in 1766

Dictionary Entries Near central angle

Cite this Entry

“Central angle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/central%20angle. Accessed 21 Nov. 2024.

Kids Definition

central angle

noun
: an angle with its vertex at the center of a circle and with sides that are radii of the circle
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