English edit

Etymology edit

frost +‎ -work

Noun edit

 
English Wikipedia has an article on:
Wikipedia

frostwork (countable and uncountable, plural frostworks)

  1. Any naturally occurring intricate pattern of ice crystals.
    • 1888, H. Thoreau, Winter: From the Journal of Henry D. Thoreau, Houghton, Mifflin and Company, page 343:
      Frostwork keeps its place on the window within three feet of the stove all day in my chamber.
  2. Any pattern that resembles a frost formation.
    • 1968, William Henry Matthews, A guide to the national parks: their landscape and geology, page 236:
      More delicate frostwork, this time in the form of hairlike needles of calcite, occurs near the Pearly Gates. Here, as in all caves under the jurisdiction of the National Park Service, you are asked not to touch or handle the cave formations.