1. An action that involves making careful thoughts and observations before taking an action; using caution; prudence: "The principal at school used circumspection in deciding which of the applicants should have the teaching position for the upcoming year."
2. The trait of being observant and prudent: "Circumspection was typical of Roger because he always thought through each situation before he decided to get involved with it."
3. The ability to know how to avoid embarrassment or distress by thinking about possible risks before doing or saying something: "A good turn of circumspection saved Heather from being embarrassed before she thanked the wrong person for the wonderful invitation that she received to attend the celebration of the international sports event."