The Collaborative International Dictionary of English v.0.48:

Circumspective \Cir`cum*spec"tive\
   (s[~e]r`k[u^]m*sp[e^]k"t[i^]v), a.
   Looking around every way; cautious; careful of consequences;
   watchful of danger. "Circumspective eyes." --Pope.
   [1913 Webster]