Science / Weather / Ice Crystals: Precipitation in the form of slowly falling, singular or unbranched ice needles, columns, or plates. They make up cirriform clouds, frost, and ice fog. Also, they produce optical phenomena such as halos, coronas, and sun pillars. May be called 'diamond dust.' It is reported as 'IC' in an observation and on the METAR.
Science / Weather / Ice: The solid form of water. It can be found in the atmosphere in the form of ice crystals, snow, ice pellets, and hail for example. MORE
Business / Finance / Price Change: Increase or decrease in the closing price of a security compared to the previous day's closing price. MORE