| central africa | <geography> The geographical area of africa comprising cameroon, central african republic, chad, congo, equatorial guinea, gabon, and democratic republic of the congo. (12 Dec 1998) |
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| africa, eastern | The geographical area of africa comprising burundi, djibouti, ethiopia, kenya, rwanda, somalia, sudan, tanzania, and uganda. (12 Dec 1998) |
| africa, northern | The geographical area of africa comprising algeria, egypt, libya, morocco, and tunisia. It includes also the vast deserts and oases of the sahara. It is often referred to as north africa, french-speaking africa, or the magreb. (12 Dec 1998) |
| africa, southern | The geographical area of africa comprising angola, botswana, lesotho, malawi, mozambique, namibia, south africa, swaziland, zambia, and zimbabwe. It includes what was formerly called south-west africa or german southwest africa but it was terminated in 1966 by a united nations resolution. (12 Dec 1998) |
| africa south of the sahara | All of africa except northern africa (africa, northern). (12 Dec 1998) |
| africa, western | The geographical area of africa comprising benin, burkina faso, cote d'ivoire, gambia, ghana, guinea, guinea-bissau, liberia, mali, mauritania, niger, nigeria, senegal, sierra leone, and togo. (12 Dec 1998) |
| south africa | A republic in southern africa, the southernmost part of africa. It has three capitals: pretoria (administrative), cape town (legislative), and bloemfontein (judicial). The history is a fabric interwoven with hostile activity among the native tribes, particularly the zulus, the boers (dutch settlers), and the british. Officially the republic of south africa since 1960, it was called the union of south africa 1910-1960. (12 Dec 1998) |
| ala central lobule | The lateral winglike projection of the central lobule of the cerebellum. Synonym: ala lobuli centralis, ala cerebelli. (05 Mar 2000) |
| anterior central convolution | Bounded posteriorly by the central sulcus and anteriorly by the precentral sulcus. Synonym: gyrus precentralis, anterior central convolution, anterior central gyrus, ascending frontal convolution, ascending frontal gyrus. (05 Mar 2000) |
| anterior central gyrus | Bounded posteriorly by the central sulcus and anteriorly by the precentral sulcus. Synonym: gyrus precentralis, anterior central convolution, anterior central gyrus, ascending frontal convolution, ascending frontal gyrus. (05 Mar 2000) |
| anterolateral central arteries | Numerous small branches from the sphenoidal part of the middle cerebral arteries supplying the lateral and anterior parts of the corpus striatum. Synonym: arteriae centrales anterolaterales, arteriae thalamostriatae anterolaterales, anterolateral central arteries, anterolateral striate arteries, anterolateral thalamostriate arteries, arteries of cerebral haemorrhage, lenticulostriate arteries. (05 Mar 2000) |
| anteromedial central arteries | Several small branches of the precommunical part of the anterior cerebral artery; they are distributed to the anteromedial part of the corpus striatum part of the thalamus. Synonym: arteriae centrales anteromediales, arteriae thalamostriatae anteromediales, anteromedial thalamostriate arteries. (05 Mar 2000) |
| anteromedial central branches | Branches of the anterior communicating artery which supply part of the hypothalamus. Synonym: rami centrales anteromediales. (05 Mar 2000) |
| artery of central sulcus | <anatomy, artery> A branch of the terminal part of the middle cerebral artery distributed to the cortex on either side of the central sulcus. Synonym: arteria sulci centralis, artery of central sulcus, central artery, Rolandic artery. (05 Mar 2000) |
| asia, central | The geographical area of asia comprising kazakhstan, kyrgyzstan, tajikistan, turkmenistan, and uzbekistan. The desert region of kara kum (qara qum) is largely in turkmenistan and the desert region of kyzyl kum (kizil kum or qizil qum), is in uzbekistan and kazakhstan. (12 Dec 1998) |