Difference between Costa and Rib

Costa

Part of speech: noun

Definition: (anatomy) A rib. (biology) A riblike part of a plant or animal, such as a middle rib of a leaf or a thickened vein or the margin of an insect wing.

Rib

Part of speech: verb

Definition: To shape, support, or provide something with a rib or ribsTo tease or make fun of someone

Part of speech: noun

Definition: Any of a series of long curved bones occurring in 12 pairs in humans and other animals and extending from the spine to or toward the sternumA part or piece, similar to a rib, and serving to shape or support somethingA cut of meat enclosing one or more rib bonesAny of several curved members attached to a ship's keel and extending upward and outward to form the framework of the hullAny of several transverse pieces that provide an aircraft wing with shape and strengthA long, narrow, usually arched member projecting from the surface of a structure, especially such a member separating the webs of a vaultA raised ridge in knitted material or in clothThe main, or any of the prominent veins of a leafA teasing jokeA single strand of hair.A stalk of celery.