Arcual measure of an angle
Arcual Arc"u*al, a. Of or pertaining to an arc. [1913 Webster]

{Arcual measure of an angle} (Math.), that in which the unit angle has its measuring arc equal to the radius of the circle. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Arcual — Arc u*al, a. Of or pertaining to an arc. [1913 Webster] {Arcual measure of an angle} (Math.), that in which the unit angle has its measuring arc equal to the radius of the circle. [1913 Webster] …   The Collaborative International Dictionary of English

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