girdle
Definitions
A belt or cord worn around the waist to fasten or support garments.
A close-fitting undergarment worn to support the abdomen, hips, and lower back.
Something that encircles or confines, such as a structural band or a ring.
Examples
The knight tightened his leather girdle before mounting his horse for the tournament.
A massive mountain range seems to girdle the entire valley, protecting it from the harsh winds.