Source : Webster's Revised Unabridged Dictionary (1913)

Circumspect \Cir"cum*spect\, a. [L. circumspectus, p. p. of
   circumspicere to look about one's self, to observe; circum +
   spicere, specere, to look. See {Spy}.]
   Attentive to all the circumstances of a case or the probable
   consequences of an action; cautious; prudent; wary.

   Syn: See {Cautious}.

Source : WordNet®

circumspect
     adj : heedful of potential consequences; "circumspect actions";
           "physicians are now more circumspect about recommending
           its use"; "a discreet investor" [syn: {discreet}]