- A fleecy cloud formation comprising large whitish or grayish globular cloudlets with shaded portions, frequently grouped in flocks or rows.
- A cloud, the greatest as a type of cumulus, appearing in little public. bright on the bright and shaded regarding opposite part; within the older terminology, a cumulo-cirrus.
- a cumulus cloud at an intermediate altitude of 2 or 3 miles
Sentence for "alto-cumulus"
- Those rare golden-light New Mexico days:…
Hypernym for "alto-cumulus"
Variant for "alto-cumulus"