pet·i·ole 
(p
ĕt
ē-
ōl
′)
n.1. Botany The stalk by which a leaf is attached to a stem. Also called leafstalk.
2. Zoology A slender, stalklike part, as that connecting the thorax and abdomen in certain insects.
[Latin petiolus, variant of peciolus, little foot, fruit stalk, probably from *pediciolus, diminutive of pediculus; see PEDICEL.]
peti·oled′ adj.