Defence and Security Equipment International (DSEI) is a defence and security equipment exhibition held every two years in London Docklands, which draws thousands of visitors, both trade and military.
Deep Space Expedition Alpha (DSE-Alpha), is the name given to the mission proposed in 2005 to take the first space tourists to fly around the Moon.
Dermatan-sulfate epimerase is an enzyme that in humans is encoded by the DSE gene.
DSE may refer to:
The Dublin and South Eastern Railway 15 and 16 were a pair of 2-6-0 steam locomotives which were built for the heavy goods (freight) traffic on the Dublin to Wexford main line of the Dublin and South Eastern Railway (DSER).
A domain-specific language (DSL) is a computer language specialized to a particular application domain.
Dsegh (Armenian: Դսեղ), known as Tumanyan between 1938 and 1969, is a village in the Lori Province of Armenia.
DSEAR (The Dangerous Substances and Explosive Atmospheres Regulations of 2002) is the United Kingdom's implementation of the European Union-wide ATEX directive.
dselect is a computer program used to manage software packages in the Debian operating system.