mirabile dictu

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mi·ra·bi·le dic·tu

 (mĭ-rä′bĭ-lē dĭk′to͞o)
Wonderful to relate.

[Latin mīrābile dictū : mīrābile, neuter sing. of mīrābilis, wonderful + dictū, ablative sing. supine of dīcere, to say.]
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.

mirabile dictu

(mɪˈræbɪleɪ ˈdɪktuː)
(Literary & Literary Critical Terms) wonderful to relate; amazing to say
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

mi•ra•bi•le dic•tu

(miˈrɑ bɪˌlɛ ˈdɪk tu; Eng. mɪˈrɑ bə li ˈdɪk tu, -tyu, -ˈræb ə-)
Latin. strange to say; marvelous to relate.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

mirabile dictu

A Latin phrase meaning wonderful to relate, used to refer to something surprising.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
References in classic literature ?
And then, mirabile dictu, between the piers, leaping from wave to wave as it rushed at headlong speed, swept the strange schooner before the blast, with all sail set, and gained the safety of the harbour.
In the first place, mirabile dictu, there were one or two even greater duffers than I on the Abbey cricket-field.
Rod masticated and wordsmith-ed the draft and, mirabile dictu, levelled it up, in form and in substance, to bring the agreement for our David to measure up to a U.S.
Dy told the Inquirer: 'I'm incredibly proud of my cast and crew, and so humbled and grateful that the Mirabile Dictu jury chose to give the Il Pesce d'Argento Award to our film.
The narrator overhears everything there is to hear in Trudy's ambient milieu and has educated himself by absorbing the same BBC shows and podcasts that his mother listens to (this autodidact has acquired a remarkably sophisticated vocabulary, the equal of, mirabile dictu, Ian McEwan's.
And, mirabile dictu, not costing the government a dime.
Not only did FDR overlook the external evidence; FDR ignored the counsel of key experts at the State Department, which, at the time, was home, mirabile dictu, to an educated and experienced cadre of anti-Communists, or, better, Communist realists--yesteryear's "Islamophobes" --who would be neutralized and dispersed, purged, in two waves.
Mirabile dictu! Here are folks gazing at our collective navel besides ourselves.
The medieval imagination; mirabile dictu: Essays in honour of Yolande de Pontfarcy Sexton.
An answer to a clue suggests itself to my subconscious, and I write it in (in light pencil)--and mirabile dictu it turns out to be right.