cloudform noun3 •The type or shape of a cloud.This article which was a sketchy summary of my investigations, contains also the laws of the motions of the lower cloudforms, such as cumulus, cumulo-stratus, conus. — 1877 •A collection of particles condensed into a cloud.The flyer or gliding pilot knows well the rising air current under cumulus bursts; their flat bottoms show the exact cold-air level at which condensation into cloudform took place. — 1943 •A depiction of a cloud or something resembling a cloud.To left and right is cloudform or ribbon which the Persian artists derived from the Chinese. — 1923 formscloudforms