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leaf·stalkor leaf stalk (lēf′stôk′)
(Botany) the stalk attaching a leaf to a stem or branch. Technical name: petiole
1. the slender stalk by which a leaf is attached to the stem; leafstalk.
2. a stalk or peduncle, as that connecting the abdomen and thorax in wasps.
[1745–55; < New Latin petiolus, Latin petiolus,peciolus, probably for *pediciolus, diminutive of pediculus pedicle]
The stalk by which the leaves of most plants are attached to a stem. Also called petiole.