Phys. [mod.L., f. Gr. στεατ-, στέαρ fat, tallow + πῡγή rump, buttocks.] A protuberance of the buttocks, due to an abnormal accumulation of fat in and behind the hips and thighs, found (more markedly in women than in men) as a racial characteristic of certain peoples, esp. the Hottentot Bushmen of South Africa.

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1822.  W. J. Burchell, Trav. S. Afr., I. xi. 216, note. It is not a fact, that the whole of the Hottentot race are thus formed; neither is there any particular tribe to which this strātopyga, as it may be called, is peculiar.

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1873.  Ellen E. Frewer. trans. Schweinfurth’s Heart of Africa, I. vii. 296. Shapes developed to this magnitude … I saw … among the Bongo, and they may well demand to be technically described as ‘Steatopyga.’

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  So ǁ Steatopygia, anglicized Steatopygy, the condition of having a steatopyga. Also Steatopygous a., pertaining to or characterized by a steatopyga. Steatopygic a. = prec.

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1871.  Darwin, Desc. Man, II. xix. 345. With many Hottentot women the posterior part of the body projects in a wonderful manner; they are steatopygous.

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1879.  trans. De Quatrefages’ Hum. Species, 52. This steatopygia reappears however in certain tribes situated much further north than the Houzouana races.

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1889.  Athenæum, 13 April, 475/3. Dr. Topinard has been considering the probable cause of the steatopygy of Hottentot women.

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1900.  Deniker, Races of Man, ii. 94. Steatopygia is characteristic of the Bushman race.

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1912.  H. M. Wallis, in 19th Cent., Dec., 1219. Hideous autochthonoi of the Upper Nile, whose mis-shapen, steatopygic nudity amazed old Egypt.

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