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Pe·dro I(pā′drō, pĕ′dro͝o) 1798-1834.
Portuguese-born Brazilian political leader who declared Brazil's independence from Portugal in 1822. He served as Brazil's first emperor from 1822 until 1831, when he abdicated. He also served briefly as King Pedro IV of Portugal (1826).
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Biography) 1798–1834, first emperor of Brazil (1822–31); son of John VI of Portugal: declared Brazilian independence (1822)
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014