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n. (used with a sing. verb)
The branch of paleography that deals with the study of old official documents and determines their age and authenticity.
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.
n (functioning as singular)
1. (Library Science & Bibliography) the critical study of historical documents
2. (Government, Politics & Diplomacy) a less common word for diplomacy
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
the critical study of original historical documents, as registers, treaties, and charters, especially from medieval periods.See also: Manuscripts
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.