vriesdauw (zn):
Raureif(en) any frozen dew forming a white deposit on exposed surfaces.
(en) any frozen dew forming a white deposit on exposed surfaces; water vapour which has undergone deposition or desublimation (“transformation directly into ice crystals without first turning into liquid water”) to form a white deposit on exposed surfaces.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com