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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
-
care of.
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carried over.
abbreviation
-
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
-
(esp in names of business organizations) Company
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informal and the rest of them
Harold and co
abbreviation
-
care of
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accounting carried over
abbreviation
-
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:
Taiwan’s Taiex rose 4.2%, helped by a 3.9% rise for the world’s largest chip maker, Taiwan Semiconductor Manufacturing Co.
From The Wall Street Journal ● Jul. 21, 2026
Two days after the Summer of Ludd ended, private jets and helicopters descended on Jackson Hole, Wyoming, to herald the start of the Allen & Co.
From Salon ● Jul. 13, 2026
“There was a ‘can-do’ attitude I learned from Walt and my father,” Iwerks said, according to a statement shared by the Disney Co.
From Los Angeles Times ● Jul. 12, 2026
Threave, Dumfries and Galloway recorded Scotland's highest temperature of 29.7C, while the highest temperature in Northern Ireland peaked at 27.4C in Killowen, Co.
From BBC ● Jul. 11, 2026
Not long after they established their shorts against the big Wall Street banks, they had a visit from a prominent analyst who covered the firms, Brad Hintz, at Sanford C. Bernstein & Co.
From "The Big Short" by Michael Lewis
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This process can reduce the ability of the metal to adsorb molecules like H2 and CO.
From Science Daily ● Apr. 21, 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
The city will continue to demand that the GEO Group provides full transparency of operations, that they submit a CO application to ensure compliance all around, and complete ongoing inspections for safety of all involved.
From Salon ● May 13, 2025
His dad was a CO, he told me, his uncle a policeman, his sister a scientist.
From "Newjack: Guarding Sing Sing" by Ted Conover
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It also said it had sold off the trademark and other assets related to Maple Street Biscuit Co. a fast-casual chain it had owned, and said it would close that chain’s 16 remaining locations.
From MarketWatch ● Jul. 28, 2026
Duke Power Co., which deemed that practices with a disparate impact on employees are illegal.
From The Wall Street Journal ● Jul. 25, 2026
TPG led a $4 billion investment in OpenAI Deployment Co., which will remain majority-owned by OpenAI.
From The Wall Street Journal ● Jul. 22, 2026
Walt Disney Co. is laying off several hundred employees, including at Pixar Animation Studios and National Geographic, a company spokesperson said Tuesday.
From Los Angeles Times ● Jul. 21, 2026
For a while the firm Gies & Co. had two cats: one for the warehouse and one for the attic.
From "The Diary of a Young Girl" by Anne Frank
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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
Donations may be made online at www.miap.us or mailed to Missing in America Project, c/o John Hundahl, 1507 S. Quillan St., Kennewick, WA 99338.
From Seattle Times ● Apr. 10, 2018
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
Contact Getting Around at [email protected] or c/o the Chicago Tribune, 435 N. Michigan Ave., Chicago, IL 60611; on Twitter @jhilkevitch; and at facebook.com/jhilkevitch.
From Chicago Tribune ● Dec. 14, 2014
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 Hamilton, Ian, Sir
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
“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
The Bad Boy Records co- founder waved to his supporters as he appeared in court again on Thursday.
From BBC ● Sep. 25, 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
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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A New Yorker of draft age, Seeger claimed exemption as a conscientious objector, but he was an unusual sort of 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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Last week he got the Board to order the trial of a c.o. for incompetence.
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
The C.O. sat glued to this chair, looking bored.
From Salon ● Aug. 8, 2020
But at the end of the year, the authorities concluded that they wanted a different atmosphere on the island, and Colonel Piet Badenhorst was named the new C.O. of Robben Island.
From "Long Walk to Freedom" by Nelson Mandela
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Iraola and co head back to their base in Chicago with a win under their belt but well aware that this is just the start.
From BBC ● Jul. 26, 2026
How Stokes, McCullum and co would love something similar.
From BBC ● Jun. 3, 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
The work was co led by Henn and Simon Gravel of McGill University.
From Science Daily ● Apr. 26, 2026
When I got to the trailer, I was able to say what I had been waiting all week to spring on her: "Chi co khoe khong?"
From "Counting by 7s" by Holly Goldberg Sloan
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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.