cumulus cloud

English Thesaurus

1. a globular cloud (noun.object)

hypernym	:	cloud,
definition	:	a visible mass of water or ice particles suspended at a considerable altitude (noun.object)

hyponym	:	altocumulus, altocumulus cloud,
definition	:	a cumulus cloud at an intermediate altitude of 2 or 3 miles (noun.object)

hyponym	:	thunderhead,
definition	:	a rounded projecting mass of a cumulus cloud with shining edges; often appears before a thunderstorm (noun.object)