- Bot. leafstalk
- Zool. peduncle (sense )
Origin: ModL petiolus from L, little foot, little leg, stalk, diminutive from pes, foot
Used by arrangement with John Wiley & Sons, Inc.
- Botany The stalk by which a leaf is attached to a stem. Also called leafstalk.
- Zoology A slender, stalklike part, as that connecting the thorax and abdomen in certain insects.
Origin: Latin petiolus, variant of peciolus, little foot, fruit stalk, probably from *pediciolus, diminutive of pediculus; see pedicel.
- petˈi·oledˌ adjective
petiole - Medical Definition
petiole - Science Definition
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