petiole petiolated • petioled · · · Info · Definitions · Synonyms · Characters · · petiole · · Text Latin · · Script 7 · · Length 3 · · Syllables Definitions · · · (noun) the slender stem that supports the blade of a leaf. Synonyms: leafstalk. · · Noun Definition 1 Synonyms · · · leafstalk · · Synonym 1 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074