from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Botany The stalk by which a leaf is attached to a stem. Also called leafstalk.
  • n. Zoology A slender, stalklike part, as that connecting the thorax and abdomen in certain insects.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The stalk of a leaf, attaching the blade to the stem.
  • n. A narrow or constricted segment of the body of an insect. Used especially to refer to the metasomal segment of Hymenoptera such as wasps.
  • n. The stalk at the base of the nest of the paper wasp.

from the GNU version of the Collaborative International Dictionary of English

  • n. A leafstalk; the footstalk of a leaf, connecting the blade with the stem. See Illust. of leaf.
  • n. A stalk or peduncle.

from The Century Dictionary and Cyclopedia

  • n. In botany, a leafstalk; the stalk or support by which the blade or limb of a leaf is attached to the stem.
  • n. In entomology, the slender sclerite or sclerites by which the abdomen of many insects is united to the thorax.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the slender stem that supports the blade of a leaf


Latin petiolus, variant of peciolus, little foot, fruit stalk, probably from *pediciolus, diminutive of pediculus; see pedicel.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From French pétiole, and its source, Latin petiolus ("little foot"), diminuitive form of pes. (Wiktionary)


  • Head blue in front, sides of the face cupreous-purple; mouth, antennæ, and tarsi black; arista snow-white; thorax with two almost contiguous darker stripes; abdomen æneous green, with the exception of the petiole, which is very thick; wings slightly greyish, costal half black; halteres testaceous.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • The petiole is a stalk that attaches a leaf blade to the stem.

    Recently Uploaded Slideshows

  • A petiole is a stalk that attaches a leaf blade to the plant stem.

    Recently Uploaded Slideshows

  • (A petiole is a leaf-stalk joining the leaf to the plant stem).

    The Times Today's News

  • Porch,349) The midrib of a fern leaf is called petiole, and the leaflet, a blade.

    CreationWiki - Recent changes [en]

  • Ajit Solanki/Associated Press A worker removed the petiole from red chilies at Shertha village, near Ahmadabad, India, Wednesday.

    Asia in Pictures

  • A worker earns around 10 rupees ($ 0.20 ) for removing the petiole of 20 kilograms (4.4 pounds) of red chilies.

    Asia in Pictures

  • Something about armchair biogeographers strolling by a petiole before nanoscaling through a mitochandria, making sure not to get in the way of speeding mRNAs.

    Cellular Terrain

  • When we meet with it on a spot on which no rain has yet fallen, we see that the young ones twist their leaves round during the heat of the day, so that the edge only is exposed to the rays of the sun; they have then a half twist on the petiole.

    Missionary Travels and Researches in South Africa

  • It was mixed with quantities of another aquatic plant, which the Barotse named “Njefu”, containing in the petiole of the leaf a pleasant-tasted nut.

    Missionary Travels and Researches in South Africa


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