Caa

Representing its members' professional needs, CAA is committed to the highest professional and ethical standards of scholarship, creativity, connoisseurship, criticism, and teaching
Colonial Athletic Association, an NCAA Division I college athletic conference whose members are located in East Coast states from Massachusetts to Georgia
Concert Artistes' Association, an association for stage performers in London U.K
Command Arms Accessories, a manufacturer of firearms parts and accessories.
Compagnie Africaine d'Aviation, a Congolese airline
Confederation of African Athletics
Contemporary Applied Arts, a registered charity set up to champion and promote British craft
Continental Airlines Arena, an arena in East Rutherford, New Jersey
Creative Artists Agency, American show business agency
Cyprus Automobile Association non-profit organisation, providing roadside assistance services
Cycle Action Auckland, a pro-cycling advocacy group in Auckland, New Zealand
CAA is the ICAO airline designator for Atlantic Southeast Airlines in the United States

Terminology
Cerebral amyloid angiopathy, a form of angiopathy in which the amyloid protein associated with Alzheimer's disease deposits in the walls of the blood vessels of the brain
Computational Aeroacoustics, direct simulation of acoustic fields generated by flows and of the interaction of acoustic fields with flows
Computer-assisted assessment, i.e.