Poon·ga oil A kind of oil used in India for lamps, and for boiling with dammar for pitching vessels. It is pressed from the seeds of a leguminous tree (Pongamia glabra).
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Pongamia glabra
n : evergreen Asiatic tree having glossy pinnate leaves and
racemose creamy-white scented flowers; used as a shade
tree [syn: Indian beech]