Definition of frost flower in US English:

frost flower


  • Any of a group of delicate clusters of ice crystals that form directly from water vapor, typically on the surface of sea ice.

    • ‘The glittering spectacle of frost flowers is a common sight on sea ice during polar springtime when the arrival of sunlight sparks a chain of chemical reactions.’
    • ‘In fact one frost flower that I was taking a photo of all of a sudden went from a dull ice-blue to a bright gold - the sunshine shining through it.’
    • ‘Solar heat is undoubtably destructive to frost flowers and thus most are found in shaded spots.’
    • ‘This is significant, because it's the salt in frost flowers that could be important to climate change.’
    • ‘Each layer of ice is so thin that the total frost flower is almost weightless and will shatter like glass if touched.’