altostratus
al·tost·ra·tus
noun
1.
a stratus cloud at an intermediate altitude of 2 or 3 miles
Origin
From alto- + stratus.
Related words
Word family
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.