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Pius XI

noun
  1. Achille Ratti, 1857–1939, Italian ecclesiastic: pope 1922–39.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for pius xi

Pius XI

noun
  1. original name Achille Ratti. 1857–1939, Italian ecclesiastic; pope (1922–39). He signed the Lateran Treaty (1929), by which the Vatican City was recognized as an independent state. His encyclicals condemned Nazism and Communism
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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