Rib

costa

(curved bone)

costola

(curved bone)

costoletta

(cut of meat)

costone

(part similar to rib)

gambo

(stalk of celery)

madiere

(nautical: part of a ship’s framework)

nervatura

(shaping and supporting member in an aircraft wing)

nervatura

(architecture: projecting member)

nervatura

(botany: prominent vein in a leaf)

spuntatura

(cut of meat)