petiole
Americannoun
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Botany. the slender stalk by which a leaf is attached to the stem; leafstalk.
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Zoology. a stalk or peduncle, as that connecting the abdomen and thorax in wasps.
noun
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the stalk by which a leaf is attached to the rest of the plant
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zoology a slender stalk or stem, such as the connection between the thorax and abdomen of ants
Etymology
Origin of petiole
1745–55; < New Latin petiolus leafstalk, special use of Latin petiolus, scribal variant of peciolus, probably for *pediciolus, diminutive of pediculus pedicle
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"The abdomen and cephalothorax of spiders are closely attached, while in ants the equivalent of these body parts are separated by a narrow segment called the petiole," Poinar said.
From Science Daily ● Mar. 22, 2024
A challenge when conducting tissue analysis lies in the precise selection of the appropriate petiole for sampling.
From Salon ● Nov. 28, 2023
The petiole of the fourth leaf — the stalk that attaches it to the plant stem — from the top is identified as ideal.
From Salon ● Nov. 28, 2023
Small green appendages usually found at the base of the petiole are known as stipules.
From Textbooks ● Jun. 9, 2022
Finely appressed-pubescent, 2–3° high; leaflets rhombic-lanceolate, 1–3´ long; stipules narrow, mostly shorter than the petiole; raceme elongated; pods narrow, short stipitate, somewhat curved, 2–4´ long.—Mountains of S. Va. and N. C.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray
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