n.
The actual existence supposed to correspond with an idea; the correlate in real existence to the idea as a thought or existence.
v. t.
To form in idea; to fancy.
v. t.
To apprehend in thought so as to fix and hold in the mind; to memorize.
n.
The faculty or capacity of the mind for forming ideas; the exercise of this capacity; the act of the mind by which objects of sense are apprehended and retained as objects of thought.
a.
Pertaining to, or characterized by, ideation.
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