rib

One of a series of long curved bones occurring in 12 pairs in humans and extending from the spine to or toward the sternum.

A similar bone in most vertebrates.

A part or piece similar to a rib and serving to shape or support.

A cut of meat enclosing one or more rib bones.

One of many curved members attached to a boat or ship’s keel and extending upward and outward to form the framework of the hull.

One of many transverse pieces that provide an airplane wing with shape and strength.

A long, narrow, usually arched member projecting from the surface of a structure, especially such a member separating the webs of a vault.

A raised ridge or wale in knitted material or in cloth.

The main vein or any of the prominent veins of a leaf or other plant organ.