SINICAL
Source: 567
Sin″i‐cal (?), a. [[From Sine.]] (Trig.) Of or pertaining to a sine; employing, or founded upon, sines; as, a sinical quadrant.
Source: 567
Sin″i‐cal (?), a. [[From Sine.]] (Trig.) Of or pertaining to a sine; employing, or founded upon, sines; as, a sinical quadrant.