First Known Use: circa 1857
Dictionary
pulvinus
noun pul·vi·nus \ˌpəl-ˈvī-nəs, -ˈvē-\
plural pul·vi·ni\-ˈvī-ˌnī, -ˈvē-(ˌ)nē\
Definition of PULVINUS
: a swelling at the base of a petiole or petiolule
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Origin of PULVINUS
New Latin, from Latin, cushion
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