Petiole definition

pĕtē-ōl
Frequency:
(botany) The stalk by which a leaf is attached to a stem.
noun
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(zoology) A slender, stalklike part, as that connecting the thorax and abdomen in certain insects.
noun
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noun
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noun
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(zoology) A slender, stalklike part, as that connecting the thorax and abdomen in certain insects.
noun
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(botany) The stalk of a leaf, attaching the blade to the stem.
noun
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(entomology) A narrow or constricted segment of the body of an insect. Used especially to refer to the metasomal segment of Hymenoptera such as wasps.
noun
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(entomology) The stalk at the base of the nest of the paper wasp.
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Other Word Forms

Noun

Singular:
petiole
Plural:
petioles

Origin of petiole

  • Latin petiolus variant of peciolus little foot, fruit stalk probably from pediciolus diminutive of pediculus pedicel

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French pétiole, and its source, Latin petiolus (“little foot"), diminuitive form of pes.

    From Wiktionary