We don't have synonyms for petioles yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are petiole, petioled and petiolus.
(n) :
(botany) The stalk of a leaf, attaching the blade to the stem.
(n) :
(entomology, insect anatomy) A narrow or constricted segment of the body of an insect; especially, the metasomal segment of certain Hymenoptera, such as wasps.
(n) :
(entomology) The stalk at the base of the nest of the paper wasp.
(n) :
(botany) The stalk of a leaf, attaching the blade to the stem.
(n) :
(entomology, insect anatomy) A narrow or constricted segment of the body of an insect; especially, the metasomal segment of certain Hymenoptera, such as wasps.
(n) :
(entomology) The stalk at the base of the nest of the paper wasp.