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Related to ostracon: ostraca
n. pl. os·tra·ca (-kə)
An inscribed potsherd.
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.
1. (Anthropology & Ethnology) (in ancient Greece) a potsherd used for ostracizing
2. (Archaeology) (in ancient Greece) a potsherd used for ostracizing
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
or os•tra•kon(ˈɒs trəˌkɒn)
n., pl. -ca or -ka (-kə)
(in ancient Greece) a potsherd, esp. one used as a ballot on which the name of a person voted to be ostracized was inscribed.
[1880–85; < Greek óstrakon; see ostracize]
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