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Definition of pulvinate in English:

pulvinate

Pronunciation /ˈpʌlvɪneɪt/

adjective

  • 1Botany Entomology
    Resembling a cushion in shape, moderately convex.

  • 2Botany
    Of a leaf or leaflet: having a pulvinus; = pulvinated .

Origin

Early 19th century; earliest use found in Robert Kaye Greville (1794–1866), botanist. From classical Latin pulvīnātus cushion-shaped, in scientific Latin also moderately convex from pulvīnus cushion + -ātus.