Cog*ni"tion (?), n. [L. cognitio, fr. cognoscere, cognitum, to become acquainted with, to know; co- + noscere, gnoscere, to get a knowledge of. See Know, v. t.]
1.
The act of knowing; knowledge; perception.
I will not be myself nor have cognation
Of what I feel: I am all patience.
Shak.
2.
That which is known.
© Webster 1913.