Definition, Meaning & Synonyms

costa

noun

/ˈkɒstə/

Definition

A rib or rib-like structure in anatomy or botany.

Examples

The costa supports the structure of the chest in mammals.
In botany, the costa can be seen on certain types of leaves, giving them their characteristic shape.
If you look closely at the fern, you’ll notice the costa running along the length of each leaf frond.

Meaning

The term ‘costa’ refers to a rib, especially in the context of anatomy, where it describes a bone or structure that supports the body. In botany, it can refer to the rib of a leaf or other plant structure.