OP


Also found in: Thesaurus, Medical, Financial, Acronyms, Idioms, Encyclopedia, Wikipedia.

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