What does CAO stand for?

California Association of Ophthalmology (SRA)

Canadian Army Orders

Canadian Association of Optometrist - Medicine (EDAA)

Canadian Association of Optometrists (SAUO)

Canadian Association of Orthodontists - Association Canadienne des Orthodontists (ASC)

Cara Operations Ltd. - Toronto Stock Exchange symbol

Carolina Freight Carriers (SAUO)

Carolina Freight Corp. - NYSE symbol (SPSG)

Carotid Artery Occlusion - Medicine

Casualty Assistance Office - Military technology (DDF)

Casualty Assistance Officer - Army (ADDR)

C.B.C. Technologies, Jacksonville, FL - Manufacturer code for watercraft hull identification number (USCG)

Central Accounting Office - Military (AFM)

Central Accounting Officer (SAUS)

Central Action Office - Army

Central Aerological Observatory (SAUS)

Central Applications Office - Ireland

Chacobo - Language code (ETLW)

Change of Appointing Office (FAAC)

Chemical Abstracts, Odd-Numbered Issue

Chief Accountant Officer - RAF - British

Chief Administrative Officer

Chief Agency Officer - Insurance

Chiropractic Association of Oklahoma (SRA)

Chiropractic Association of Oregon (SRA)

Chronic Airflow Obstruction - Medicine (EDAA)

Chronic Airway Obstruction - Medicine

Circuit Activation Order

Circuit Allocation Order (SAUS)

Circum-Atlantic Project - Marine science

City Administrative Office

City Administrative Officer - Emergency Management (EMA)

Civil Affairs Officer - Navy

Civil Aviation Order

Civilian Affairs Officer (SAUS)

Clayton, NM - Location identifier - FAA (FAAL)

Cold Air Outbreak (CDIAC)

Collateral Action Officer - Army (AABC)

Collective Analysis Only (IAA)

Combat Air Operations (ACAE)

Commanding Air Officer (SAUS)

Commissioned Armament Officer (SAUS)

Committee on Amphibious Operations (SAA)

Committee on Atmosphere and Oceans (SAUO)

Commonwealth Arts Organization (EA)

Communications Allocation Order (CINC)

Communications Authorization Order (SAUS)

Community Affairs Officer

Completed as Ordered (ECII)

Complex Assessment Officer

Computer Aided Administration and Organization (SAUO)

Computer-Aided Office (IAA)

Computer-Aided Optimization

Computer Applications Office (SAUO)

Conception Assistee par Ordinateur - Computer-Assisted Design - CAD - French

Congressional Affairs Office (SAUS)

Congress of Astrological Organizations - Defunct (EA)

Connecticut Association of Optometrists (SRA)

Consumer Affairs Office - Federal Energy Administration

Continuous Analog Output (VLIE)

Contract Administration Office - or Officer - Navy

Contract Administration Officer (SAUO)

Cooperated Atomic Operations (SAUO)

Cooperative Agreement Officer - Department of Housing and Urban Development (GFGA)

Coordinated Atomic Operations (CINC)

Copper Amine Oxidase - An enzyme

Coronary Artery Obstruction - Cardiology (DMAA)

Corrective Action Order - Environmental Protection Agency (ERG)

Cost Analysis Office - Army

Cost Analysis Organization (SAUO)

Cost of Analysis Organization - Navy (NG)

Council of African Organisations (SAUO)

Counter Air Operations (SAUO)

County Advisory Officer (SAUS)

County Agricultural Officer (SAUS)

Cretans' Association "Omonoia" (EA)

Crimean Astrophysical Observatory

CSK Auto - NYSE symbol (SPSG)

Cultural Affairs Officer - United States Information Service

Customer Assistance Office

Cyclophosphamide, Adriamycin, Oncovin - Vincristine - Antineoplastic drug regimen

Cystadenoma of Ovary - Medicine (MELL)