continental North America, S of Mexico, usually considered as comprising Guatemala, Belize, El Salvador, Honduras, Nicaragua, Costa Rica, and Panama. 227,933 sq. mi. (590,346 sq. km).
an isthmus joining the continents of North and South America, extending from the S border of Mexico to the NW border of Colombia and consisting of Belize, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, and Panama. Area: about 518 000 sq km (200 000 sq miles)
Region in the southernmost portion of North America, linked to South America by the Isthmus of Panama; includes Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, and Panama.
Note: Countries in Central America (except for Belize and Costa Rica) are characterized by unstable governments and very low per capita income.
Note: The United States government has often taken the position that Central American affairs directly affect American interests. Accordingly, it has often provided financial and military aid to Central American governments and occasionally intervened militarily.
- Central amputation
central amputation cen·tral amputation (sěn’trəl) n. An amputation in which the scar runs at or near the center of the stump.
an angle formed at the center of a circle by two radii. noun an angle whose vertex is at the centre of a circle central angle (sěn’trəl) An angle formed by two rays from the center of a circle, with the center forming the vertex.
- Central artery of retina
central artery of retina n. The branch of the ophthalmic artery that penetrates the optic nerve behind the eye, enters the eye at the optic papilla in the retina, and divides into superior and inferior temporal and nasal branches.
- Central apnea
central apnea n. Apnea resulting from medullary depression that inhibits respiratory movement. Contemporary Examples