altostratus alto saxophonist • alto-stratus · · · Info · Definitions · Synonyms · Characters · · altostratus · · Text Latin · · Script 11 · · Length 4 · · Syllables Definitions · · · (noun) a stratus cloud at an intermediate altitude of 2 or 3 miles. Synonyms: altostratus cloud. · · Noun Definition 1 Synonyms · · · altostratus cloud · · Synonym 1 Characters · · a latin small letter a U+0061 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075