op

[ op ]

/ ɒp /

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noun

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

TAKE THE QUIZ TO FIND OUT

Other definitions for op (2 of 8)

or O.P.

observation post.

Other definitions for op (3 of 8)

op-

variant of ob- (by assimilation) before p:oppose.

Other definitions for op (4 of 8)

op.

abbreviation

opera.

operation.

opposite.

opus.

Other definitions for op (5 of 8)

o.p.

abbreviation

out of print.

Other definitions for op (6 of 8)

Op.

abbreviation

opus.

Other definitions for op (7 of 8)

O.P.¹

abbreviation

Order of Preachers (Dominican).

Origin of O.P.

From Latin Ōrdō Praedicātōrum

Other definitions for op (8 of 8)

O.P.²

abbreviation

observation post.

British Theater. opposite prompt.

out of print.

overproof.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use op in a sentence

Gays have won, Mr. Barron said in his op-ed for the Pittsburgh Post-Gazette, and Christians are now “outlaws” and “martyrs.”
Do LGBTs Owe Christians an Olive Branch? Try The Other Way Around|Jay Michaelson|December 14, 2014|DAILY BEAST
Judie Brown, president of American Life League, penned an op-ed blasting the “obvious erection.”
When the Religious Right Attacked ‘The Little Mermaid’|Asawin Suebsaeng|November 20, 2014|DAILY BEAST
Bowman had just written an op-ed for TheWashington Post detailing alleged sexual assaults by Cosby in the mid-1980s.
It’s Not Just Cosby: Hollywood’s Long List of Male Scumbags|Asawin Suebsaeng|November 19, 2014|DAILY BEAST
He did not tell his family until shortly before the op-ed came out.
America’s First Post-Gay Governor|David Freedlander|October 24, 2014|DAILY BEAST

Jonathan Merritt, a popular religion writer, recently raised this question in an op-ed for The Week.
Is the Christian Music Industry Softening on Gays?|Matthew Paul Turner|October 19, 2014|DAILY BEAST
The Waltz without opus number and the Sonata, Op. 4, are likewise posthumous publications.
Frederick Chopin as a Man and Musician|Frederick Niecks
Speaking of the introduction to the Variations, Op. 2, he says: "The composer pretends to be going to work out the theme."
Frederick Chopin as a Man and Musician|Frederick Niecks
The twelfth study of Op. 10 (composed in September, 1831) invalidates all she says about fire, passion, and rushing torrents.
Frederick Chopin as a Man and Musician|Frederick Niecks
The A flat major Polonaise (Op. 53), for instance, he could not thunder forth in the way we are accustomed to hear it.
Frederick Chopin as a Man and Musician|Frederick Niecks
That the composer dedicated to her his Allegro de Concert, Op. 46, may be regarded as a mark of his love and esteem for her.
Frederick Chopin as a Man and Musician|Frederick Niecks

British Dictionary definitions for op (1 of 3)

abbreviation for

military observation post

Ordo Praedicatorum (the Dominicans)

organophosphate

Word Origin for OP

(for sense 2) Latin: Order of Preachers

British Dictionary definitions for op (2 of 3)

op.

abbreviation for

operation

opus

operator

operational

British Dictionary definitions for op (3 of 3)

o.p.

O.P.

abbreviation for

out of print

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012