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from The American HeritageĀ® Dictionary of the English Language, 4th Edition

  • n. Either of a pair of identical twins born with their bodies joined at some point, a result of the incomplete division of the ovum from which the twins developed.


After Chang and Eng Bunker (1811-1874), joined Chinese twins born in Siam (Thailand).
(American Heritage® Dictionary of the English Language, Fourth Edition)



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