CIRCUMFERENCE, noun

1. The line that bounds a circle; the exterior line of a circular body; the whole exterior surface of a round body; a periphery.

2. The space included in a circle.

3. An orb; a circle; any thing circular or orbicular; as in Milton, speaking of a shield.

The broad circumference hung on his shoulders like the moon.

CIRCUMFERENCE, verb transitive To include in a circular space.