- DAI stands for Development Alternatives Inc.
- DAI stands for Daimler AG (stock symbol)
- DAI stands for Distributed Artificial Intelligence
- DAI stands for Diabetes Association, Inc. (Massachusetts)
- DAI stands for Department of Artificial Intelligence
- DAI stands for Diffuse Axonal Injury (head trauma)
- DAI stands for Disease Activity Index
- DAI stands for Deutsches Archäologisches Institut (German: German Archaeological Institute)
- DAI stands for Deutsch-Amerikanisches Institut (German: German-American Institute; Germany)
- DAI stands for Défibrillateur Automatique Implantable (French: Implantable Cardiology Defibrillator)
- DAI stands for Deluxe All Inclusive (travel)
- DAI stands for Dynamic Ad Insertion
- DAI stands for Do As Infinity (Japanese band)
- DAI stands for Dynamic ARP Inspection (Cisco)
- DAI stands for Direction des Affaires Internationales (French: Department of International Affairs; various locations)
- DAI stands for Dissertation Abstracts International
- DAI stands for Diffuse Axonal Injury (brain contusion, neurology)
- DAI stands for Détecteur Automatique d’Incendie (French: Automatic Fire Detectors)
- DAI stands for Dansk Arbejder Idrætsforbund (Denmark)
- DAI stands for Direct Audio Input (assistive listening device)
- DAI stands for Development Agency, Inc. (Macedonia)
- DAI stands for Data Acquisition Interface
- DAI stands for Digital Access Index
- DAI stands for Digital Audio Interface
- DAI stands for Days After Inoculation
- DAI stands for District Attorney Investigator (California)
- DAI stands for Driving after Imbibing (Pennsylvania)
- DAI stands for Dangerous Anthropogenic Interference
- DAI stands for Design Architecture Intérieur (French: Interior Design Architecture)
- DAI stands for Drug Attitude Inventory
- DAI stands for Diamond Aircraft Industries
- DAI stands for Defense Agency Initiative
- DAI stands for Differential Active Inductor
- DAI stands for Digital Applications International
- DAI stands for Dallas Area Interfaith (Texas; est. 1990)
- DAI stands for Device Application Interface
- DAI stands for Dewan Asuransi Indonesia
- DAI stands for Doctors Associates, Inc (Milford, CT)
- DAI stands for Direct Aid Iraq (est. 2007)
- DAI stands for Development Activity Information
- DAI stands for Director of Army Instruction
- DAI stands for Dougherty & Associates, Inc. (Alexandria, Virginia)
- DAI stands for Derecho Arancelario de Importación (Guatemala)
- DAI stands for Development Alternative Incorporated
- DAI stands for Death from Accidental Injury
- DAI stands for Dispute Analysis and Investigations
- DAI stands for Damage Assessment Indicator
- DAI stands for Dial Address Incoming
- DAI stands for Deutsches Aktieninstitut eV
- DAI stands for Delivery Address Information (Canada Post)
- DAI stands for Delivery Agent Infrastructure
- DAI stands for Detailed Architecture Inspection
- DAI stands for Direct AUTODIN Interface
- DAI stands for Direction Associates Inc (Anderson, IN)
DAI