Ratrac
/ˈratrak/(also Ratrack)
noun
A tracked vehicle designed for travelling on snow-covered terrain, used especially for compacting snow on a ski slope.
- A trademark in the United Kingdom..
Origin
1970s; earliest use found in Country Life. Apparently from German regional (Swiss) Ratrac, trade name, of unknown origin.
- microfilm viewer
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- microglial
- microglossary