The act of firing munitions containing silver iodide at passing clouds to make them more likely to produce rain.

plural of storm cloud

(Internet) tag cloud

Alternative spelling of cloud seeding

(meteorology) The percentage or fraction of the sky obscured by clouds.

The upper surface of a cloud

polar stratospheric cloud

(astronomy) collectively, the pair of galaxies, the Large Magellanic Cloud and Small Magellanic Cloud; also sometimes includes the Magellanic Bridge and Magellanic Stream.

plural of Magellanic Cloud

plural of clouded leopard