snowy

Short definition from Wiktionary

Adjective

1. 1
   Marked by snow, characterized by snow.
2. 2
   Covered with snow, snow-covered, besnowed.
3. 3
   Snow-white in color, white as snow.

Noun

1. 1
   Synonym of snowy owl.

Proper noun

1. 1
   A common name for a white dog