Freezing Nuclei - Solid pardcles that have a crystal form resembling that of ice; they serve as cores for the formation of ice crystals.
Freezing Rain - See Glaze.
Freezing Nuclei- Particles suspended in the air around which ice crystals form.
Freezing Rain- Rain that freezes on objects such as trees, cars and roads, forming a coating or glaze of ice.
Ice-forming nuclei - Tiny particles that promote the formation of ice crystals at temperatures well below freezing; include freezing nuclei and deposition nuclei.
See also: Cloud, Heat, Latent heat, Pressure, Temperature