noun · 1 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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/pʌlˈvaɪnəs/
/pəlˈvaɪnəs/
rhymes with -aɪnəs
1
noun
Meaning 1
A joint on a plant leaf or petiole that may swell and cause movement of the leaf or leaflet.
Definition source: English Wiktionary via Wiktextract
Topics: biology, botany, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Learned borrowing from Latin pulvīnus (“cushion, pillow, bolster”). Doublet of pillow, polverine, pulvino, pulvillus, and pulvinulus, as well as others.
Across languages
Translations
1 source translations are retained for this English entry.
Polish:
poduszeczka liściowa
— joint on a plant leaf or petiole