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digital terrain model
archaeol.	DGM
life.sc.	digitales Geländemodell
opt.	Digitalgeländemodell n
digital terrain model DTM
gen.	digitales Geländemodell DGM
English thesaurus
Digital Terrain Model
ocean., abbr.	DTM
digital terrain model
avia.	The representation of terrain surface by continuous elevation values at all intersections of a defined grid, referenced to common datum. (Digital Terrain Model (DTM) is sometimes referred to as DEM.)