costa (ˈkɒstə) ![]() | |
| —n , pl -tae | |
| 1. | the technical name for rib |
| 2. | a riblike part, such as the midrib of a plant leaf |
| [C19: from Latin: rib, side, wall] | |
| 'costal | |
| —adj | |
| a chattering or flighty, light-headed person. |
| a gadget; dingus; thingumbob. |
costa cos·ta (kŏs'tə)
n. pl. cos·tae (-tē)
Rib.
A rodlike internal supporting organelle that runs along the base of the undulating membrane of certain flagellate parasites. Also called basal rod.
| costa (kŏs'tə) Pronunciation Key
Plural costae (kŏs'tē) A rib or a riblike part, such as the midrib of a leaf or a thickened anterior vein or margin of an insect's wing. |