Cai

Cai or CAI may refer to:

Places

Canadian Airlines (international call-letters)
Capitol Archaeological Institute, an American archaeological research and education institute part of The George Washington University
Center for the American Idea, a traditionalist conservative think tank
Central Asia Institute, a non-profit organization that promotes education in Central Asia
Christian Assemblies International, an Australian based charity organisation and religious group
Club Alpino Italiano, the Italian alpine club
Coleraine Academical Institution, a school in Northern Ireland
Community Associations Institute, an influential trade association and special interest group
Compagnia Aerea Italiana, parent company of Alitalia
Corendon Airlines (ICAO airline code)
Corpo Aereo Italiano, an element of the Italian Regia Aeronautica during the Battle of Britain

Calcium-aluminium-rich inclusion, a type of mineral
Carbonic anhydrase inhibitor, in pharmacology
Codon Adaptation Index, a measure of codon bias in protein-coding DNA sequences
Cold air intake, of an automobile
Computer-aided inspection
Computer assisted instruction or e-Learning
Conodont Alteration Index, an estimate of the maximum temperature reached by a sedimentary rock