needle ice

noun phrase

Meaning

A formation of slender, vertical ice crystals that grow upward from the surface of moist soil or mud, often appearing in cold, damp conditions and resembling tiny needles.

Examples

  • In the early morning, the damp ground was covered in delicate needle ice.
  • The unusual needle ice formations were a beautiful, albeit temporary, sight.

Synonyms: ice needles, frost flowers, ice columns