DDS

DDS may refer to:

• Doctor of Dental Surgery, academic degree for dentists
• De Danske Skytteforeninger, founded in 1862 and was Denmark's oldest sports organization until the merger with the Danish Gymnastics and Sports Associations in 2013

Computer and information science

• Data Design System, DDS-CAD software vendor
• Direct Digital Synthesis, a method for the generation of periodic digital signals
• Data Definition Specification, in software data management
• Data Description Specifications, in AS/400 programming
• Data Distribution Service, an Object Management Group standard for publish/subscribe middleware for distributed systems
• Data dictionary system of ICL's VME operating system; see ICL VME#QuickBuild
• Digital Data Storage, a storage tape format related to Digital Audio Tape (DAT)
• DirectDraw Surface, .dds texture files
• Donovan Data Systems, software & computer services company
• Dynamic digital signage
• Leased line, Dataphone Digital Service or Digital Data System

Electronics and communications

• Direct digital synthesizer, a type of frequency synthesizer used for creating arbitrary waveforms from a single, fixed-frequency reference clock

Chemistry

• Dimethyldichlorosilane, an organosilicon compound
• Dammarenediol II synthase, an enzyme

Law and administration

• Disability Determination Service, a state agency in the United States that determines eligibility for federal disability benefits
• Department of Driver Services, also known as Department of Motor Vehicles

Healthcare

• Dapsone, also known as diaminodiphenyl sulfone (DDS), an antibiotic commonly used for the treatment of leprosy
• Doctor of Dental Surgery, an academic degree
• Dopamine dysregulation syndrome, a condition connected with treatment for Parkinson's disease
• Drug delivery systems, how drugs are delivered to relevant areas or tissues

Arts and popular culture

• Digimon Data Squad, season 5 of the Digimon anime
• Shin Megami Tensei: Digital Devil Saga, a 2004 video game spun off from the Shin Megami Tensei series
• Dmitri Dmitriyevich Shostakovich, Russian composer

Schools

• Dutchess Day School, private Pre-K through 8th Grade School in Millbrook, New York, United States
• Davidson Day School, Pre-K through 12th Grade School in Davidson, North Carolina, United States

Other uses

• Duterte Diehard Supporters, a term used for staunch supporters of Rodrigo Duterte, the 16th President of the Philippines
• Davao Death Squad, a vigilante group in Davao City, Philippines
• Deflation Detection System
• Dewey Decimal Classification, often called the Dewey Decimal System
• Dry deck shelter, a removable module that can be attached to a submarine to allow divers easy exit and entrance while the submarine is submerged
• Dark dune spot, a feature of the Martian landscape
• Direct Delivery Scheme, of the Society of Independent Brewers