Iztaccíhuatl (ēsˌtäsēˈwätəl) [key], Ixtacíhuatl, or Ixtaccíhuatl both: ēshˌ– [Aztec, = white woman], dormant volcano, 17,160 ft (5,230 m) high, central Mexico, on the border between Puebla and Mexico state. Irregular in outline, and snowcapped, it is also popularly known as the Sleeping Woman.
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