[1] : WordNet (r) 2.0

think of
     v 1: keep in mind for attention or consideration; "remember the
          alamo"; "remember to call your mother every day";
          "think of the starving children in india" syn: remember
          ant: forget
     2: look on as or consider; "she looked on this affair as a
        joke"; "he thinks of himself as a brilliant musician"; "he
        is reputed to be intelligent" syn: repute, regard as,
         look upon, look on, esteem, take to be
     3: take into consideration, have in view; "he entertained the
        notion of moving to south america" syn: entertain, toy
        with, flirt with, think about
     4: intend to refer to; "i'm thinking of good food when i talk
        about france"; "yes, i meant you when i complained about
        people who gossip" syn: have in mind, mean
     5: devise or invent; "he thought up a plan to get rich
        quickly"; "no-one had ever thought of such a clever piece
        of software" syn: think up, dream up, hatch, concoct
     6: choose in one's mind; "think of any integer between 1 and
        25"
see also:
remember forget repute regard as look upon look on 
esteem take to be entertain toy with flirt with 
think about have in mind mean think up dream up 
hatch concoct 

[2] : Moby Thesaurus II by Grady Ward, 1.0

58 moby thesaurus words for "think of":
   account, adjudge, adjudicate, allow, be judicious,
   be thoughtful of, bear in mind, bring back, bring to mind,
   call back, call to mind, call up, conjure up, consider,
   contemplate, count, deem, entertain thoughts of, esteem, evoke,
   exercise judgment, express an opinion, form an opinion, go back,
   go back over, harbor an idea, hark back, have in mind,
   have regard for, have thoughts about, hold, hold an idea,
   hold the thought, judge, keep in mind, look back, mind, pine,
   presume, recall, recall to mind, recapture, recollect, reevoke,
   reflect, regard, remember, respect, retrace, retrospect, review,
   review in retrospect, revive, see in retrospect, summon up,
   suppose, think back, use hindsight

Think >> T Words
Think, definition of term: Think
think_pag1.html

Think Tank >> T Words
Think Tank, definition of term: Think Tank
think+tank_pag1.html

Think Over >> T Words
Think Over, definition of term: Think Over
think+over_pag1.html

Think Of >> T Words
Think Of, definition of term: Think Of
think+of_pag1.html

Think About >> T Words
Think About, definition of term: Think About
think+about_pag1.html