Definition of co
1
company
2
county
-
Trending Now:
More Trending:
- dotage, dotard otherwise federalism bodega carceral
- ALL
What's Trending Now
More Trending Words
co
abbreviation
Updated on: 11 Sep 2017
Indulge Your Inner Word Nerd
Co
symbol
Definition of Co
cobalt
CO
abbreviation
Definition of CO
1
cash order
2
Colorado
3
commanding officer
4
conscientious objector
5
corrections officer
co-
prefix
Definition of co-
1
:with :together :joint :jointly
- coexist
- coheir
2
:in or to the same degree
- coextensive
3 a
:one that is associated in an action with another :fellow :partner
- coauthor
- coworker
b
:having a usually lesser share in duty or responsibility :alternate :deputy
- copilot
4
:of, relating to, or constituting the complement of an angle
- cosine
Origin and Etymology of co-
Middle English, from Latin, from com-; akin to Old English ge-, perfective and collective prefix, Old Irish com- with
CO Defined for English Language Learners
co-
prefix
Definition of co- for English Language Learners
-
: with : together
-
: associated with another
CO Defined for Kids
co.
abbreviation
Definition of co. for Students
1
company
2
county
CO
abbreviation
Definition of CO for Students
Colorado
co-
prefix
Definition of co- for Students
1
:with :together :joint :jointly
- cooperate
2
:in or to the same degree
3
:fellow :partner
- coauthor
Medical Dictionary
Co
abbreviation
medical Definition of Co
coenzyme
Co
symbol
medical Definition of Co
cobalt
c/o
abbreviation
medical Definition of c/o
complains of
Law Dictionary
c/o
abbreviation
legal Definition of c/o
care of
co
abbreviation
legal Definition of co
1
company
2
county
CO
abbreviation
legal Definition of CO
1
commanding officer
2
conscientious objector
3
corrections officer
co-
prefix
legal Definition of co-
1
:with :together :joint :jointly
- codefendant
2 a
:associated in an action with another :fellow
- co-conspirator
b
:having a usually lesser share in duty or responsibility :alternate :deputy
- co-counsel
Learn More about co
-
Britannica English: Translation of co for Arabic speakers
Seen and Heard
What made you want to look up co? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!