OP

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Also found in: Medical, Encyclopedia.

OP

abbr.
1. observation post
2. Roman Catholic Church Order of Preachers (Dominican)
3. out of print
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.

OP

abbreviation for
1. (Military) military observation post
2. (Roman Catholic Church) Ordo Praedicatorum (the Dominicans)
3. (Elements & Compounds) organophosphate
[(for sense 2) Latin: Order of Preachers]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

OP

or O.P.,

observation post.

op-

var. of ob- before p: oppose.

op.

1. opera.
2. operation.
3. opposite.
4. opus.

O.P.

1. Order of Preachers (Dominican).
[< Latin Ōrdō Praedicātōrum]
2. Also, o.p. out of print.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

op

The left hand side of the stage when facing the audience (right in UK).
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
Translations

op

[ˈɒp] n abbr
(= medical operation) (mainly British)opération f
(= military operation) → opération f
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

op

1 abbr of opusop
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
(still to the commoner, always to the commoner) pa- tience, meanness of spirit, non-resistance under op- pression; and she introduced heritable ranks and aristocracies, and taught all the Christian populations of the earth to bow down to them and worship them.
He was op- posed by men who advocated that there were other plans of campaign.
There was nothing original, nothing new, star- tling, informing, to expect from the world; no op- portunities to find out something about oneself, no wisdom to acquire, no fun to enjoy.
Smith's op-ed "Fight over Commission bid to govern commercial speech" about consumer health information appeared in the Jan.
Policy Analyst Barbara Rippel's op-ed, "Even trade politics can be local," about the US-Australia free trade agreement, appeared in the Jan.
But one thing the eulogizers--dearest friend Henry Kissinger foremost among them--left unnoted is that Graham presided over one of the dullest op-ed pages in America.
It also came shortly before Graham fired Geyelin, an open-minded editor who kept the op-ed page available to voices from all sides.
The problem I'm thinking of is the prevalence of the "op-ed book." These are books that exist principally as vehicles for introducing a specific point into current political discussion, rather than as works designed actually to be read.
The most important trait of the op-ed book is that the heart of the normal book "experience"--namely, someone voluntarily spending hours reading what the author has created--is at best incidental to the op-ed book's success.