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Leo III

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noun
  1. Saint, a.d. c750–816, Italian ecclesiastic: pope 795–816.
  2. (“the Isaurian”), a.d. c680–741, Eastern Roman emperor 717–741.
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British Dictionary definitions for leo iii

Leo III

noun
  1. called the Isaurian. ?675–741 ad, Byzantine emperor (717–41): he checked Arab expansionism and began the policy of iconoclasm, which divided the empire for the next century
  2. Saint. ?750–816 ad, pope (795–816). He crowned Charlemagne emperor of the Romans (800). Feast day: June 12
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012