from The Century Dictionary.

  • noun The name given by Nordenskjöld to a gray powder noticed by him in various places in Greenland on the surface of the inland ice, at a great distance from earth or rock, and which he considered to be of cosmic (meteoric) origin.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun geology brown silt that consists of airborne volcanic sediment or soot particles from artificial pollutants, and water from ablation of ice sheets


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word cryoconite.


  • The initial focus of the melting is a strange phenomenon called cryoconite.

    Home | Mail Online

  • From the cryoconite holes, the surface water drains through a network of much larger sinkholes and crevasses on the ice sheet.

    Home | Mail Online

  • Cryobiosis, the ability to withstand freezing, allows tardigrades to inhabit cryoconite holes.

    Original Signal - Transmitting Buzz

  • The cryoconite hole may freeze up again when the winter comes, of course, but its inhabitants can wait in the ice for the sun to come again.

    Original Signal - Transmitting Buzz


Log in or sign up to get involved in the conversation. It's quick and easy.