1. Fernlike ice crystals formed directly on a snow surface by sublimation; a type of hoarfrost. 2. Hoarfrost that has grown primarily in two dimensions, as on a window or other smooth surface.
Related terms:
1. Fernlike ice crystals formed directly on a snow surface by sublimation; a type of hoarfrost. 2. Hoarfrost that has grown primarily in two dimensions, as on a window or other smooth surface.
Related terms: