Visual Dictionary Online


Powered by

clouds [1]click to hear

Fine droplets of water or ice crystal suspended in the atmosphere; the World Meteorological Organization classifies them according to 10 types.
clouds [1] clouds of vertical development cumulonimbus cumulus

clouds of vertical development click to hear

Clouds whose base is at low altitude but extend very high; the two types are cumulus and cumulonimbus.

cumulonimbus click to hear

Very imposing cloud that can reach a thickness of 6 mi and whose base is very dark; it can trigger violent precipitation.

cumulus click to hear

Fair-weather cloud with very clear contours; it has a gray, flat base and a white top with rounded protuberances.