petiole: meaning, definition, pronunciation and examples
C2Technical / Scientific
Quick answer
What does “petiole” mean?
The slender stalk that joins a leaf to a stem in a plant.
Audio
Pronunciation
Definition
Meaning and Definition
The slender stalk that joins a leaf to a stem in a plant.
In entomology, the slender, stalk-like segment connecting the thorax and abdomen in some insects, particularly ants and wasps.
Dialectal Variation
British vs American Usage
Differences
No significant differences in definition or usage. Spelling and pronunciation are identical. The technical term is used identically in both scientific communities.
Connotations
Purely denotative; carries no cultural or regional connotations.
Frequency
Extremely low frequency in both dialects, confined to specialized texts.
Grammar
How to Use “petiole” in a Sentence
the petiole of [a leaf/the leaf][Leaf name] has a [adjective] petiole.Vocabulary
Collocations
Examples
Examples of “petiole” in a Sentence
adjective
British English
- petiolar attachment
- a petiolate leaf
American English
- petiolar glands
- a petiolate leaf
Usage
Meaning in Context
Business
Not used.
Academic
Used in botany, plant biology, horticulture, and entomology papers and textbooks.
Everyday
Virtually never used. A gardener might use 'leaf stalk' instead.
Technical
The standard, precise term in scientific description and taxonomy.
Vocabulary
Synonyms of “petiole”
Neutral
Weak
Vocabulary
Antonyms of “petiole”
Watch out
Common Mistakes When Using “petiole”
- Mispronouncing it as 'pet-ee-ohl' or 'pet-ih-ol'. Confusing it with 'pedicle' (a small stalk-like structure in anatomy) or 'pedicel' (the stalk of a flower). Using it to refer to any plant stem.
FAQ
Frequently Asked Questions
No, it is a highly specialized scientific term (C2 level). You will only encounter it in botanical, horticultural, or entomological contexts.
The stem is the main structural axis of the plant. A petiole is a specific part of a leaf—its stalk—that connects the leaf blade to the stem. Not all leaves have petioles.
No, 'petiole' is exclusively a noun. The related adjective is 'petiolate' (having a petiole) or 'sessile' (lacking a petiole).
No. Leaves that lack a petiole and attach directly to the stem are called 'sessile' leaves. The presence or absence of a petiole is a key identifying feature.
The slender stalk that joins a leaf to a stem in a plant.
Petiole is usually technical / scientific in register.
Petiole: in British English it is pronounced /ˈpɛtɪəʊl/, and in American English it is pronounced /ˈpɛdiˌoʊl/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of PETting a leaf: you pet the I.O. (I-O) of the LEaf. The 'IOLE' sounds like 'isle' – a narrow island connecting two land masses, just as the petiole connects the leaf to the stem.
Practice
Quiz
In which field, other than botany, is the term 'petiole' used?