Co

¹ American  

Symbol, Chemistry.

1. cobalt.

---

CO ² American  

abbreviation

1. Colorado (approved especially for use with zip code).

2. commanding officer.

3. conscientious objector.

---

Co. ³ American  

Or co.

abbreviation

1. Company.

2. County.

---

c/o ⁴ American  

1. care of.

2. Bookkeeping. carried over.

3. cash order.

---

C/o ⁵ American  

1. care of.

2. Bookkeeping. carried over.

---

C/O ⁶ American  

1. cash order.

2. certificate of origin.

---

co- ⁷ American  

1. 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 ).

---

c.o. ⁸ American  

abbreviation

1. care of.

2. carried over.

---

C.O. ⁹ American  

abbreviation

1. cash order.

2. Commanding Officer.

3. conscientious objector.

4. correction officer.

---

CO ¹ British  

abbreviation

1. Commanding Officer

2. Commonwealth Office

3. conscientious objector

4. Colorado

5. Colombia (international car registration)

---

co- ² British  

prefix

1. together; joint or jointly; mutual or mutually

   coproduction

2. indicating partnership or equality

   cofounder

   copilot

3. to the same or a similar degree

   coextend

4. (in mathematics and astronomy) of the complement of an angle

   cosecant

   codeclination

---

Co ³ British  

abbreviation

1. (esp in names of business organizations) Company

2. informal and the rest of them

   Harold and co

---

c/o ⁴ British  

abbreviation

1. care of

2. accounting carried over

---

co ⁵ British  

abbreviation

1. a commercial company (used with a country domain name)

2. Colombia

---

Co ⁶ British  

symbol

1. cobalt

---

Co ⁷ British  

abbreviation

1. County

---

Etymology

Origin of co-

from Latin, reduced form of _com-

Example Sentences

In 1947, McCormick bought San Francisco’s A. Schilling & Co., a coffee, spice and extract company, building the business’s coast-to-coast distribution in the U.S.

From The Wall Street Journal

Shares of McCormick & Co. rallied in early Tuesday trading after the spice maker confirmed it was combining with Unilever’s foods business in a deal valued at $44.8 billion.

From MarketWatch

Volvo and Lynk & Co appeal to different customers and segments and will allow Volvo to increase its addressable market and reach a wider audience without additional product investments, the Swedish company said.

From The Wall Street Journal

Also named in the lawsuit and settlement is the Wonderful Co., the Los Angeles agribusiness owned by Beverly Hills billionaires Lynda and Stewart Resnick.

From Los Angeles Times

The declines in Europe follow losses in Asian stocks like Taiwan Semiconductor Manufacturing Co., which closed 1.1% lower.

From The Wall Street Journal