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A person with broad knowledge.

[Latin Polyhistōr, from Greek poluistōr, very learned : polu-, poly- + histōr, learned; see weid- in Indo-European roots.]

pol′y·his·tor′ic (-hĭ-stôr′ĭk) adj.
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.


(ˌpɒlɪˈhɪstɔː) or


(Education) formal a person who possesses great learning
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌpɒl iˈhɪs tər)

also pol•y•his•to•ri•an

(-hɪˈstɔr i ən, -ˈstoʊr-)

a polymath.
[1565–75; < Latin polyhistōr < Greek polyístōr very learned. See poly-, history]
pol`y•his•tor′ic (-hɪˈstɔr ɪk, -ˈstɒr-) adj.
pol`y•his′to•ry, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


a person of exceptionally wide knowledge; polymath. — polyhistoric, adj.
See also: Knowledge
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
'I have only one sentence to describe him-He is a polyhistor: A fantastic writer, poet, doctor, scientist, artistreally, really [a] polyhistor.'
Most of them, including the ones discussed in this article, are known to us because they were preserved by Eusebius in Book 9 of Praeparatio Evangelica, which excerpted the work of Alexander Polyhistor, On the Jews, who quoted Demetrius.
Klarerweise durfte man einen solchen Polyhistor am Semesterende nicht einfach wieder ziehen lassen, den musste man an sich binden, am besten als Gastprofessor mit ordentlichem Honorar.
Taking as her starting point the new fragments of the Babyloniaca in the recently published Oxyrhynchus Glossary, she convincingly demonstrates that Hellenistic readers of Berossos such as Alexander Polyhistor and Juba were primarily interested in his work as a source for exotic miribilia and not as a historical work.
In this respect, Orderic must be distinguished from William of Malmesbury, who fills his Polyhistor with numerous anecdotes, very few of which have any discernible moral purpose.
Among the topics are the promotion of the Constantinian agenda in his On the Feast of Pascha, school activity at Caesarea through the lens of the Martyrs, his role as educator in the context of the General Elementary Introduction, aesthetics and the politics of Christian architecture in his Panygyric on the Building of Churches, and Alexander Polyhistor's Peri Ioudaion and literary culture in republican Rome.
polyhistor, but he was not an experienced criminal trial lawyer.
Williams characterizes Praetorius as a popularizer more than an innovator, and perhaps as a polyhistor, one who tackles numerous topics and cites numerous authors, including Athanasius Kircher, Conrad Gessner, Georg Agricola, and Paracelsus, among many others.