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(thrā-sŏn′ĭ-kəl, thrə-)

[From Latin Thrasō, a braggart soldier in the play Eunuchus by Terence, from Greek Thrasōn, Greek male name used in comedy, from thrasus, bold, rash, arrogant; akin to Old English durran, to dare, and Czech and Slovak drzý, insolent.]

thra·son′i·cal·ly adv.
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.


(Literary & Literary Critical Terms) rare bragging; boastful
[C16: from Latin Thrasō name of boastful soldier in Eunuchus, a play by Terence, from Greek Thrasōn, from thrasus forceful]
thraˈsonically adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(θreɪˈsɒn ɪ kəl)

boastful; vainglorious.
[1555–65; < Latin Thrasōn-, s. of Thrasō braggart in Terence's Eunuchus]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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theses beginning with the thrasonical word 'All'" (328),
First, concerning the imitation of sound, that it be somewhat like to the thing it signifieth, and not unlike, as if one should call the sound of a Cannon a ratling or cracking." (53) In 1589, Thomas Nashe referred to the" Thwick a-Thwack" passage, denouncing just this lack of decorum: "Which strange language of the firmament neuer subject before to our common phrase, makes vs that are not vsed to terminate heauens moueings, in the accents of any voice, esteeme of their triobulare [two-bit] interpreter, as of some Thrasonical huffe snuffe." (54) In a word, men of letters saw "Thwick a-Thwack" as bombast.
However, after observing the thrasonical smirks on the faces of colleagues from English and Comparative Literature when I mentioned my task to them and, some weeks later still, when I came up for air after immersion in the essays of Barthes and Derrida, I was no longer so sure.