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View synonyms for CO

Co

1
Symbol, Chemistry.
  1. cobalt.



CO

2

abbreviation

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

  2. commanding officer.

  3. conscientious objector.

Co.

3
Or co.

abbreviation

  1. Company.

  2. County.

c/o

4
  1. care of.

  2. Bookkeeping.,  carried over.

  3. cash order.

C/o

5
  1. care of.

  2. Bookkeeping.,  carried over.

C/O

6
  1. cash order.

  2. certificate of origin.

co-

7
  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

abbreviation

  1. care of.

  2. carried over.

C.O.

9

abbreviation

  1. cash order.

  2. Commanding Officer.

  3. conscientious objector.

  4. correction officer.

CO

1

abbreviation

  1. Commanding Officer

  2. Commonwealth Office

  3. conscientious objector

  4. Colorado

  5. Colombia (international car registration)

“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

co-

2

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

“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

Co

3

abbreviation

  1. (esp in names of business organizations) Company

  2. informal,  and the rest of them

    Harold and co

“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

c/o

4

abbreviation

  1. care of

  2. accounting carried over

“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

co

5

abbreviation

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

  2. Colombia

“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

Co

6

symbol

  1. cobalt

“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

Co

7

abbreviation

  1. County

“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
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Word History and Origins

Origin of CO1

from Latin, reduced form of com-
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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.

“Tesla’s massive presence in China on this front is a relative good sign for Musk and Co.,” the analysts say in a research note.

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The Jimmy Kimmel suspension underscores the enormous challenges facing the next leader of Walt Disney Co. as the company searches for a successor to Disney CEO Bob Iger.

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