Pol·y·carp (p?l??-kärp?), Saint ad 69?-155? Christian martyr. A student of the Apostle John, he was burned at the stake during a period of persecution of Christians in Smyrna.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.Polycarp (?p?l??k??p) n (Biography) Saint. ?69??155 ad, Christian martyr and bishop of Smyrna, noted for his letter to the church at Philippi. Feast day: Feb 23Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Pol?y?carp (?p?l i?k?rp) n. Saint, A.D. 69??155, bishop of Smyrna and a Christian martyr. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.