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.
Medical Definition of frame. 1  1: the physical makeup of an animal and especially a human body : physique, figure. 2  2a: a part of a pair of glasses that holds one of the lensesbframes plural : that part of a pair of glasses other than the lenses.