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Co
Cocobalt.
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CO
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Co.
Co.abbreviationCompany.
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c/o
c/ocare of.
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C/o
C/ocare of.
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C/O
C/Ocash order.
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co-
co-variant of com- before a vowel, h, and gn: coadjutor; cohabit; cognate . The prefix co- now productively forms new words from bases beginning with any sound (co-conspirator; co-manage; coseismic ), sometimes with the derived sense “auxiliary, subsidiary” (coenzyme; copilot ), and, in mathematics and astronomy, with the sense “complement” (codeclination ).
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c.o.
c.o.abbreviationcare of.
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C.O.
C.O.abbreviationcash order.
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co
coabbreviationa commercial company (used with a country domain name)
Co
1 Americanabbreviation
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Company.
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County.
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care of.
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Bookkeeping. carried over.
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cash order.
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care of.
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Bookkeeping. carried over.
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cash order.
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certificate of origin.
abbreviation
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care of.
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carried over.
abbreviation
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cash order.
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Commanding Officer.
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conscientious objector.
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correction officer.
abbreviation
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Commanding Officer
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Commonwealth Office
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conscientious objector
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Colorado
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Colombia (international car registration)
prefix
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together; joint or jointly; mutual or mutually
coproduction
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indicating partnership or equality
cofounder
copilot
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to the same or a similar degree
coextend
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(in mathematics and astronomy) of the complement of an angle
cosecant
codeclination
abbreviation
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(esp in names of business organizations) Company
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informal and the rest of them
Harold and co
abbreviation
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care of
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accounting carried over
abbreviation
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a commercial company (used with a country domain name)
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Colombia
symbol
abbreviation
Etymology
Origin of co-
from Latin, reduced form of com-
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
"Tim Cook left the house in phenomenal order," said Dan Ives, partner and senior managing director at investment firm Yorkville Ives & Co.
From Barron's ● Aug. 31, 2026
Iger just stepped down after two runs heading the Walt Disney Co.
From Los Angeles Times ● Aug. 25, 2026
Unitree, officially known as Yushu Technology Co Ltd, was founded in 2016 and now plays a key role in Beijing's ambitions to develop advanced technology.
From BBC ● Aug. 19, 2026
AMP has partnerships including a 20% stake in China Life Pension Co.
From The Wall Street Journal ● Aug. 7, 2026
Below the chandeliers spread an indoor city of “gilded domes and glittering minarets, mosques, palaces, kiosks, and brilliant pavilions,” according to the popular Rand, McNally & Co.
From "The Devil in the White City" by Erik Larson
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Images of Air Force One parked at the Turkish airport show vehicles labeled with the logo of a catering company called Turkish DO & CO.
From The Wall Street Journal ● Aug. 13, 2026
CO chondrites, also called carbonaceous chondrites of the Ornans class, represent only a very small portion of that group.
From Science Daily ● Jul. 19, 2026
Pennington's hometown was Glendale, Kentucky, and he was assigned to the 1st Space Battalion, 1st Space Brigade out of Fort Carson, CO.
From Barron's ● Mar. 10, 2026
“What Eric voted for was a resolution to condemn a horrific antisemitic attack in Boulder, CO that killed Karen Diamond, an 82-year old grandmother,” a campaign spokesman said in a statement.
From Los Angeles Times ● Jan. 28, 2026
“Yeah, CO, the regular never make us do that,” the other joined in.
From "Newjack: Guarding Sing Sing" by Ted Conover
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This season combines two books from Mick Herron’s best-selling series, “Joe Country” and “Slough House,” and finds Jackson Lamb & Co. on the defensive as someone’s killing off Slow Horses past and present.
From MarketWatch ● Aug. 31, 2026
The platform said it chose the Weather Co. because it is one of the most trusted meteorological brands.
From The Wall Street Journal ● Aug. 27, 2026
Hutchison said Thursday its unit Panama Ports Co. will continue to pursue its own rights under a separate arbitration against Panama.
From The Wall Street Journal ● Aug. 20, 2026
Delaware Life Insurance Co. said in a regulatory filing Tuesday that TWG Global will buy that much of affiliated assets that were found on its books amid a federal investigation.
From Los Angeles Times ● Aug. 18, 2026
“What better way to kick off Sender, Harari & Co. than by tracking down a sea monster?”
From "Night Owls" by A.R. Vishny
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By filling out a form online or downloading the claim form and then mailing it to Facebook Consumer Privacy User Profile Litigation, c/o Settlement Administrator, 1650 Arch Street, Suite 2210, Philadelphia, PA 19103.
From Los Angeles Times ● Apr. 18, 2023
From lesser-known labels such as Vetements, Off-White c/o Virgil Abloh and Yang Li to global companies such as Dries Van Noten, Rick Owens, Prada and Maison Margiela, luxury now comes with unfinished hems.
From Washington Post ● Apr. 7, 2015
Write to them c/o King Features Syndicate, 300 W. 57th St., 15th floor, New York, NY 10019, or via their website: .
From Seattle Times ● Apr. 25, 2012
Open letter to Jerry Reinsdorf c/o Mark Gonzales You are loyal to a fault.
From Chicago Tribune ● Aug. 5, 2011
You may return expense advance to Lovelace Foundation c/o me.
From "Women in Space" by Karen Bush Gibson
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As I have only four weeks in which to complete my work here and get to London a 'collect reply by cable to C/o Colonel Sellheim, Australian Intermediate Base, Cairo, would greatly oblige.
From Gallipoli Diary, Volume 2 by Sir Ian Hamilton
The box was a gift from Felix Hoffmann, chief curator at C/O Berlin gallery, which he made in 2013.
From The Wall Street Journal ● Nov. 3, 2015
His personal project, Anniversaries, will be exhibited at C/O Berlin from June 20 to August 16.
From Time ● Jun. 5, 2015
Freeze frame … the C/O Gallery focuses on photography.
From The Guardian ● Aug. 17, 2011
C/O was thus founded to rectify Berlin’s undervaluing of art photography.
From New York Times ● Dec. 26, 2010
A decade later, the scene has since caught up — though C/O remains at the epicenter, having shown the likes of Robert Frank and Nan Goldin.
From New York Times ● Dec. 26, 2010
Professor Rob Ogden has been closely involved in setting up the project and is co- founder of the organisation Trace, which promotes the use of forensic science in wildlife law enforcement.
From BBC ● Feb. 19, 2026
“Happy Father’s Day to my baby daddy and rad co- parent,” she captioned a pair of family photos.
From Los Angeles Times ● Nov. 4, 2025
He added, "We are committed to advancing our efforts to transform the prospect of a universal treatment, capable of controlling co- and serial infections of respiratory viruses and bacteria, into a reality."
From Science Daily ● Mar. 18, 2024
“The Yamnaya are extraordinary,” says the study’s co- author Volker Heyd, an archaeologist at the University of Helsinki.
From Scientific American ● Mar. 3, 2023
And I don’t want to give up the fun I have with my co- workers, especially Don Lucho with his gold tooth.
From "The Queen of Water" by Laura Resau
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It seemed significant that our hero came clean about killing his c.o., the darkest element of Don Draper’s origin story, after initially lying about his rank.
From Slate ● May 11, 2015
He had said that his "humanitarian beliefs" forbade him to bear arms, but lost an appeal to the President for classification as a c.o.
From Time Magazine Archive
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Investigators pronounced him sincere in his beliefs, but the draft authorities followed the Justice Department's advice and ruled that, by the letter of the law, he could not be considered a c.o.
From Time Magazine Archive
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He emphasized that his c.o. ideas remained unchanged.
From Time Magazine Archive
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The Selective Service Act makes it unmistakably clear that no one is to be exempted from the draft as a c.o. unless he holds to a "belief in a relation to a Supreme Being."
From Time Magazine Archive
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Alec Ginsberg, a fourth-generation pharmacist who owns C.O.
From MarketWatch ● Jul. 23, 2026
Instead, it was “so many people screaming, screaming to talk to each other. Screaming for assistance: ‘Yo, C.O., my toilet flooded.
From Slate ● May 19, 2025
Loco told him that it had all been pretty bad, and the C.O. talked to Loco about his own experience.
From New York Times ● Apr. 6, 2021
An older, more-seasoned lifeboat pilot, future station C.O.
From Seattle Times ● Aug. 18, 2019
“I’ve been here for a while. I’m C.O. of 367 over at the air station.”
From "The Great Santini" by Pat Conroy
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Pau Cubarsi: A commanding presence at the heart of defence as Mbappe, Dembele, Olise and co failed to ignite.
From BBC ● Jul. 14, 2026
In 2014, I was part of the side that returned home with our tails between our legs after losing 5-0 to Mitchell Johnson and co.
From BBC ● Jun. 2, 2026
Liverpool's season to forget may have finished last week but the problems continue for Slot and co.
From BBC ● May 29, 2026
Ochwat and study co author Ted Scambos, a senior research scientist at the University of Colorado Boulder, said new satellite technologies could significantly improve scientists' understanding of rapid glacier retreat.
From Science Daily ● May 19, 2026
D i s co m f It/d I s co m Fo RT.
From "Woe Is I" by Patricia T. O'Conner
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.