Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Of or pertaining to an arc. Arcual measure of an angle (Math.),that in which the unit angle has its measuring arc equal to theradius of the circle.
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions