central angle

noun

Definition of central angle

: an angle formed by two radii of a circle

First Known Use of central angle

1766

in the meaning defined above

See Words from the same year
NEW! Time Traveler

CENTRAL ANGLE Defined for Kids

central angle

noun

Definition of central angle for Students

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

Seen and Heard

What made you want to look up central angle? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

of the same or a similar kind or nature

Get Word of the Day daily email!

Test Your Vocabulary

May 2018 Words of the Day Quiz

  • spring-flowers
  • Which is a synonym of raillery?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!