a deposit of needle-like ice crystals formed on the ground by direct condensation at temperatures below freezing point
Also called: white frost
cranreuch in American English
(ˈkrɑːnrəx)
noun
Scot
hoarfrost
Word origin
[1675–85; appar. ‹ ScotGael phrase crann reodhach frosty tree, equiv. to crann tree + reodh frost, hoarfrost + -ach adj. suffix]This word is first recorded in the period 1675–85. Other words that entered Englishat around the same time include: explorer, hustle, mouthpiece, muscular, surf