Dictionary
pul•vi•nus
Pronunciation: (pul-vī'nus), [key]—
n.,
—pl. -niPronunciation: (-nī). [key]
1. Bot.a cushionlike swelling at the base of a leaf or leaflet, at the point of junction with the axis.
2. Archit.pulvinar (def. 2).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.