• WordNet 3.6
    • v cogitate use or exercise the mind or one's power of reason in order to make inferences, decisions, or arrive at a solution or judgments "I've been thinking all day and getting nowhere"
    • v cogitate consider carefully and deeply; reflect upon; turn over in one's mind
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Webster's Revised Unabridged Dictionary
    • v. i Cogitate To engage in continuous thought; to think. "He that calleth a thing into his mind, whether by impression or recordation, cogitateth and considereth, and he that employeth the faculty of his fancy also cogitateth ."
    • v. t Cogitate To think over; to plan. "He . . . is our witness, how we both day and night, revolving in our minds, did cogitate nothing more than how to satisfy the parts of a good pastor."
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Century Dictionary and Cyclopedia
    • cogitate To think earnestly or studiously; reflect; ponder; meditate: as, to cogitate upon means of escape.
    • cogitate To revolve in the mind; think about attentively; meditate on; hence, devise or plan: as, he is cogitating mischief.
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Chambers's Twentieth Century Dictionary
    • v.i Cogitate koj′i-tāt to turn a thing over in one's mind: to meditate: to ponder
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Webster's Revised Unabridged Dictionary
L. cogitatus, p. p. of cogitare, to reflect upon, prob. fr. co-, + the root of aio, I say; hence, prop., to discuss with one's self. Cf. Adage
Chambers's Twentieth Century Dictionary
L. cogitāre, -ātum, to think deeply, co-, together, and agitāre, to put a thing in motion.


In literature:

As I sat cogitating, my brother scribblers called me to join them in a short promenade upon the wharf, preparatory to resuming our pens.
"Hudson Bay" by R.M. Ballantyne
These letters were the result of his recent cogitation; and both concerned the affair of the previous night.
"The Genius" by Margaret Horton Potter
As I was on guard that night I had ample time, while pacing the breastworks, for cogitation.
"The Story of a Cannoneer Under Stonewall Jackson" by Edward A. Moore
She proved it by her next sentence, delivered oracularly after some minutes of hard cogitation.
"Olive A Novel" by Dinah Maria Craik, (AKA Dinah Maria Mulock)
After cogitating for awhile I rang for him.
"Two Sides of the Face" by Arthur Thomas Quiller-Couch
Just at this juncture my cogitations were broken in upon by the door being unceremoniously thrown open.
"The Paternoster Ruby" by Charles Edmonds Walk
One of these, I remember, on which I used to cogitate profoundly, was how to defeat an enemy without having arms.
"My Reminiscences" by Rabindranath Tagore
The result of his cogitation was rapid and conclusive.
"VC -- A Chronicle of Castle Barfield and of the Crimea" by David Christie Murray
His cogitations were most unsatisfactory.
"Fair Harbor" by Joseph Crosby Lincoln
At that point in Hilton's cogitations Sawtelle came in.
"Masters of Space" by Edward Elmer Smith

In news:

In a top-secret process, they are chosen for their superhuman powers of cogitation and cerebration.
If not you progenitor an erection everywhere uncountable years, you may paucity treatment, which we liking cogitation later.
In a scene-study class, you cogitate on the moment before, what happens after, and, above all, your objective.

In science:

Yet the difficulties must be overcome as statis tics enters all five stages in the loop characterizing every experiment: observe-reduce-analyse-infer-cogitate.
Geometrical constraints on dark energy models
It is about simulating human cognition and cogitation. Hard AI can be considered a brilliantly successful failure today. Generic human intelligence simulation is still a dream of a distant future.
Ten Incredibly Dangerous Software Ideas