Meaning : Draw a line around.
He drew a circle around the points.
Meaning : Restrict or confine within limits.
I limit you to two visits to the pub a day.
Please confine your questions to the topic.
Our actions are circumscribed by our biology, personality, and by the social and cultural context into which we are born.
Meaning : To draw a geometric figure around another figure so that the two are in contact but do not intersect.