Major geographical features of Botswana. The Kalahari a waterless place, a vast arid to semi-arid area in Southern Africa covering much of Botswana and parts of Namibia and South Africa.
Medical Definition of bypass. : a surgically established shunt cardiopulmonary bypass of blood from the right atrium to the aorta; also : a surgical procedure for the establishment of a shunt âWhen a bypass is performed on more than one coronary artery or branch, the number of times (double, triple, etc.) is often specified. bypass.
Coronary artery bypass graft (CABG) - Laymanâs definition Coronary artery bypass graft surgery, also called heart bypass or bypass surgery, is a surgical procedure performed to relieve chest pain and reduce the risk of death from heart disease.oronary artery bypass graft (CABG) - Laymanâs definition Coronary artery bypass graft surgery, also called heart bypass or bypass surgery, is a surgical procedure performed to relieve chest pain and reduce the risk of death from heart disease.