What is of or pertaining to an arc. Arcual measure of an angle (Math.), that in which the unit angle has its measuring arc equal to the radius of the circle called?
arcual — Of or pertaining to an arc. Arcual measure of an angle (Math.), that in which the unit angle has its measuring arc equal to the radius of the circle. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00