plural noun Meteorology.
Origin of ice crystals
Examples from the Web for ice crystals
There would be ice-crystals in the very centre of his heart, that heart that had glowed so fiercely with the lust of life.The Trail of '98|Robert W. Service
It is caused by the refraction of light passing through moisture, which at the usual height is in the form of ice-crystals.Reading the Weather|Thomas Morris Longstreth
The ice-crystals merrily crepitate as they break up, when the bonds of frost are withdrawn.The Alps|Martin Conway
In low temperatures everything became covered with ice-crystals, deposited from the air, which eventually grew into huge blocks.South!|Sir Ernest Shackleton
To my poor faculty the splendour of the ice-crystals remains the one memorial thing.Wilfrid Cumbermede|George MacDonald