rosilla rosieresite • rosillo · · · Info · Definitions · Synonyms · Characters · · rosilla · · Text Latin · · Script 7 · · Length 3 · · Syllables Definitions · · · (noun) a sneezeweed of southwestern United States especially southern California. Synonyms: Helenium puberulum. · · Noun Definition 1 Synonyms · · · helenium puberulum · · Synonym 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 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