apple rust apple rosette • apple scab · · · Info · Definitions · Synonyms · Characters · · apple rust · · Text Common · · Latin · · Scripts 10 · · Length Definitions · · · (noun) rust fungus causing rust spots on apples and pears etc. Synonyms: cedar-apple rust, Gymnosporangium juniperi-virginianae. · · Noun Definition 1 Synonyms · · · apple · · Synonym 1 orchard apple tree · · Synonym 2 malus pumila · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 l latin small letter l U+006C p latin small letter p U+0070 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