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Definition of
CO abbreviation
from the Oxford Advanced American Dictionary
CO
abbreviation
abbreviation
NAmE
/
/
ˌsi ˈoʊ
/
/
jump to other results
1
Commanding Officer
(an officer who commands a group of soldiers, sailors, etc.)
2
(
in writing
)
Colorado
See
CO
in the Oxford Advanced Learner's Dictionary
Check pronunciation:
CO
Other results
All matches
Co.
abbreviation
co-
prefix
carbon monoxide
noun
cobalt
noun
Colorado
company
noun
county
noun
co-op
noun
co-opt
verb
co-author
noun
co-occur
verb
co-pilot
noun
co-worker
noun
co-branding
noun
co-signatory
noun
co-educational
adjective
co-respondent
noun
cooperate
verb
cooperation
noun
cooperative
adjective
See more
Nearby words
cm
abbreviation
CNN
abbreviation
CO
abbreviation
Co.
abbreviation
co-
prefix