| C&A | Certification and Accreditation 
| Others |
| C&A | Clemens & August
| Others |
| C&A | Clemens and August Brenninkmeijer
| Others |
| C&A | Controls & Automation
| Others |
| C/A | Central Air conditioning
| Others |
| C/A | Course Acquisition
| Others |
| CA | Air China
| Others |
| CA | CA Acronym
| Others |
| CA | Cabin Crew
| Others |
| CA | Cagliari (Provence)
| Others |
| CA | Calcium
| Element |
| CA | Calcium And
| Others |
| CA | California
| State |
| CA | California Agora
| Others |
| CA | California also
| Others |
| CA | California and
| Others |
| CA | California Az
| Others |
| CA | Call Attempts
| Others |
| CA | Cameo And
| Others |
| CA | camptin America
| Others |
| CA | Can't Add
| Others |
| CA | Canada
| Country |
| CA | Canada According
| Others |
| CA | Canada Accounting
| Others |
| CA | Canada and
| Others |
| CA | Canada Answer
| Others |
| CA | Canadian Alliance
| Others |
| CA | Cancel Airlines
| Others |
| CA | Cancer Antigen
| Others |
| CA | Cancer Associated
| Others |
| CA | Cannabis Act
| Others |
| CA | Canooter Assimilators
| Others |
| CA | Car Assisted
| Others |
| CA | Carbohydrate Antigen
| Others |
| CA | Carbon Alpha
| Others |
| CA | Carbon Anhydrase
| Others |
| CA | carbonic anhydrase
| Others |
| CA | Carcinoma
| Others |
| CA | Card Advantage
| Others |
| CA | Cardiac amyloidosis
| Others |
| CA | Cardiac Arrest
| Others |
| CA | Carlisle
| Others |
| CA | Carrier Aircraft
| Others |
| CA | Cartoon Artist
| Others |
| CA | Cash
| Others |
| ca | Catalan
| Others |
| CA | CAtecholamines
| Others |
| CA | Catered Accommodation
| Others |
| CA | Caucasian Adult
| Others |
| CA | Cayman airways
| Others |
| CA | Cellular Automata
| Others |
| CA | Cellular Automaton
| Others |
| CA | Cellulose Acetate
| Others |
| CA | Census Area
| Others |
| CA | Central America
| Others |
| CA | Ceperley-Alder exchange-correlation potential
| Others |
| CA | Cerificate Authority
| Others |
| CA | Certificate Authority
| Others |
| CA | Certification Authority
| Others |
| CA | Change Always
| Others |
| CA | Channel Access
| Others |
| CA | Chaplain Assistant
| Others |
| CA | Character Animation
| Others |
| CA | Charagdeen Abdul
| Others |
| CA | Chartered Accountancy
| Others |
| CA | Chartered Accountant
| Others |
| CA | Chartered Accountants
| Designation / Rank, Finance |
| CA | Chemical Absorption
| Others |
| CA | Chemical Abstracts
| Others |
| CA | Chesapeake and Albemarle Railroad
| Others |
| CA | Chief Architect
| Others |
| CA | Children Age
| Others |
| CA | Children And Adults
| Others |
| CA | Chosen And Anointed
| Others |
| CA | Christian Armour
| Others |
| CA | Christina Aguilera
| Others |
| CA | Chromatic Aberration
| Others |
| CA | Chrome Accessory
| Others |
| CA | Chronological Age
| Others |
| CA | CIM (Computer Integrated Manufacturing) Architecture
| Others |
| ca | Circa (About)
| Others |
| CA | Circa (Aproximately)
| Others |
| CA | Citric Acid
| Others |
| CA | City Academy
| Others |
| CA | Civic Amenity
| Recycling and Waste Management |
| CA | Civic Amenity Site
| Others |
| CA | Civil Administration
| Others |
| CA | Civil Affairs
| Others |
| CA | Class A
| Others |
| CA | Class Analytica
| Others |
| CA | Classic Army
| Others |
| CA | Classified Advertizing
| Others |
| CA | Clean Air
| Others |
| CA | Clear All
| Others |
| CA | Client Active
| Others |
| CA | Clinical Audit
| Others |
| CA | Clip Art
| Others |
| CA | Club America
| Others |
| CA | Cocaine Anonymous
| Others |
| CA | Cognitive Apprenticeship
| Others |
| CA | Coke Associations
| Others |
| CA | Cold Adapted
| Others |
| CA | Colegio de Arquitectos de Chile
| Others |
| CA | Collections Approximately
| Others |
| CA | College of Architects of Chile
| Others |
| CA | College of Art
| Others |
| CA | Collision Arts
| Others |
| CA | Collision Avoidance
| Others |
| CA | Combat Allowance
| Others |
| CA | Combat Arms
| Others |
| CA | Combat Assessment
| Others |
| CA | Combined Arms
| Others |
| CA | Coming of Age
| Others |
| CA | Commercial Activities
| Others |
| CA | Committee Assignment
| Others |
| CA | Common Amplification
| Others |
| CA | Common Applications
| Others |
| CA | Commonwealth Award
| Others |
| CA | Communication Area
| Others |
| CA | Community Action
| Others |
| CA | community action agency
| Others |
| CA | Community Assistant
| Others |
| CA | Community Associate
| Others |
| CA | Community Awareness
| Others |
| CA | Compact Array
| Others |
| CA | Company Advisor
| Others |
| CA | Compassionate Action
| Others |
| CA | Competent Authority
| Others |
| CA | Complete Annihilation
| Others |
| CA | Complete Assimilation
| Others |
| CA | Compran Albritos
| Others |
| CA | Compressed Air
| Others |
| CA | Computer Accuracy
| Others |
| CA | Computer Aided
| Others |
| CA | Computer Algebra
| Others |
| CA | Computer Animation
| Others |
| CA | Computer Architecture
| Computer Science |
| CA | Computer Art
| Others |
| CA | Computer Assistant
| Others |
| CA | Computer Assisted
| Others |
| CA | Computer Associates
| Others |
| CA | Concentrated Attention
| Others |
| CA | Concept Art
| Others |
| CA | Concert Artist
| Others |
| CA | Conditional Access
| Others |
| CA | Condylomata Acuminata
| Others |
| CA | Cone Angle
| Others |
| CA | Confidentiality Agreement
| Business, Legal |
| CA | Configuration Audit
| Others |
| CA | Conflict Alert
| Others |
| CA | Confused American
| Others |
| CA | Connect Assignment
| Others |
| CA | Console and Auxiliary
| Others |
| CA | Constant Acquisitions
| Others |
| CA | Constant Air
| Others |
| CA | Constant Anxiety
| Others |
| CA | Constitutional Assembly
| Others |
| CA | Constructionman Apprentice
| Others |
| CA | Consultative Assembly
| Others |
| CA | Contains Any
| Others |
| CA | Continental Accessories
| Others |
| CA | Contingency Abort
| Others |
| CA | Continuous Access
| Others |
| CA | Continuous Annealing
| Others |
| CA | Continuous Assessment
| Others |
| CA | Contract Accounting
| Others |
| CA | Contract Administration
| Others |
| CA | Contract Air
| Others |
| CA | Contract Authorization
| Others |
| CA | Contract Award
| Others |
| CA | Contractor Activities
| Others |
| CA | Contrast Agents
| Others |
| CA | Contribution Agreement
| Others |
| CA | Controlled Atmosphere
| Others |
| CA | Conveyance Allowance
| Finance |
| CA | Cooley's Anemia
| Others |
| CA | Coordinating Altitude
| Others |
| CA | Cornerstone Academy
| Others |
| CA | Cornu Ammonis
| Others |
| CA | Coronary Angiography
| Others |
| CA | Coronary Artery
| Others |
| CA | Corporate Actions
| Others |
| CA | Corporations Act
| Others |
| CA | Corrective Action
| Others |
| CA | Corresponding Author
| Others |
| CA | Corrosion Allowance
| Others |
| CA | Cost Account
| Others |
| CA | Cost Analysis
| Others |
| CA | Courage Award
| Others |
| CA | Court of Appeals
| Others |
| CA | Coxsackievirus A
| Others |
| CA | Cranking Amperes
| Others |
| CA | Cranking Amps
| Others |
| CA | Crash Avoid
| Others |
| CA | Creatures Adventures
| Others |
| CA | Credit Account
| Others |
| CA | Crewman's Associate
| Others |
| CA | Cricket Australia
| Cricket |
| CA | Cul Adanflaen
| Others |
| CA | Cultural Appropriation
| Others |
| CA | Cultural Awareness
| Others |
| CA | Current Algebra
| Others |
| CA | Current Assets
| Others |
| CA | Cushing Academy
| Others |
| CA | Customer Agent
| Others |
| CA | Cyano Acrylate
| Others |
| CA | CyanoAcrylate
| Others |
| CA | Cyanocrilate Adhesive
| Others |
| CA | Cyberspace Ashram
| Others |
| CA | Cyclically Adjusted
| Others |
| CA | Expansion Capability Assessment
| Others |
| CA | Heavy Cruiser (Cruiser, Armored)
| Others |
| CA | Initial cache data for root domain servers (Telnet)
| Others |
| CA | The Columbia Association
| Others |
| ca. | about (circa [Lat.])
| Others |
| ca. | approximately (circa [Lat.])
| Others |