DDM

DDM may refer to:

• Deutsches Dampflokomotiv-Museum, the German Steam Locomotive Museum
• Dharma Drum Mountain, a Buddhist educational foundation
• Didymoteicho, a Greek town
• Difference in the Depth of Modulation, an amplitude modulation method used in the Instrument Landing System
• Doctor of Dental Medicine, an academic degree for dentistry
• Direct Digital Manufacturing
• Dubbeldeks Materieel, class of trains in the Netherlands#Electric multiple units
• Dungeon Dice Monsters, a board game
• Dungeons & Dragons Miniatures Game, collectible tactical skirmish game
• Dyson Digital Motor, a two-pole switched reluctance motor
• East German mark, a former currency (ISO code was DDM)
• Dividend Discount Model, a valuation method for shares based on dividends
• Domain decomposition methods
• Data Diffusion Machine, a virtual shared memory computer architecture from the 1990s
• Maltosides (n-Dodecyl β-D-Maltopyranoside), a detergent used when purifying membrane proteins
• Digital diagnostics monitoring function in SFP transceivers
• Differential dynamic microscopy, an optical technique
• Derrick Drilling Machine, or Top drive

Information technology

• DoubleClick Digital Marketing, Google product
• Dynamic Device Mapping, an advanced technology for USB KVM switches
• Database Deployment Manager, an open source application for database modelling
• Dynamic Data Masking, a form of data masking.
• Distributed Data Management Architecture, an open, published architecture for creating, managing and accessing data on a remote computer.