When a cloud forms in space, it is known as an interstellar cloud, or a nebula. Three components are necessary for clouds to form: water vapor, cool or cold air, and condensation nuclei. A white cloud means that the cloud was formed with warm air. A grey, or a black cloud, means that the cloud contains larger drops of water. There are four main types of clouds:
a large dark low cloud
Find another word for stratus. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for stratus, like: cloud, stratus-cloud, stratocumulus and altocumulus.