watchful and discreet; cautious; prudent: circumspect behavior.
2.
well-considered: circumspect ambition.
Origin: 1375–1425;late Middle English < Latincircumspectus (past participle of circumspicere to look around), equivalent to circum-circum- + spec(ere) to look + -tus past participle suffix
early 15c. (circumspection is attested from late 14c.), from L. circumspectus, pp. of circumspicere "look around, take heed," from circum- "around" + specere "to look" (see scope (1)).