Snowcat

A tractor used for grooming purposes
Found on http://www.jobmonkey.com/ski/html/glossary.html

Snowcat

A snowcat is an enclosed-cab, truck-sized, fully tracked vehicle designed to move on snow. Snowcats are often referred to as `trail groomers` (or `piste bashers` in British English) because of their use for grooming ski trails (`pistes`) or snowmobile trails. Most snowcats, such as the ones produced by Bombardier or Aktiv in the past, have t...
Found on http://en.wikipedia.org/wiki/Snowcat

Snowcat

A tracked vehicle used for moving around snowy, mountainous areas; often seen dragging giant rakes as they groom runs, but also used to transport riders into the backcountry for cat skiing.
Found on http://www.skis.com/Glossary-of-Ski-Terms/article-12-18-2012,default,pg.htm

Snowcat

A machine driven over the snow (on belts similar to a bulldozer's) to groom slopes for skiing or to transport people and gear.
Found on http://www.rei.com/learn/expert-advice/skiing-glossary.html
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