PONTOON n.
machinery, used in careening ships, raising weights, drawing piles, etc., chiefly in the Mediterranean; a lighter. Pontoon bridge, a bridge formed with pontoons. -- Pontoon train, the carriages of the pontoons, and the materials they carry for making a pontoon bridge.
PRICKLY a.
hundred more. O. vulgaris, O. Ficus-Indica, and O. Tuna are abundantly introduced in the Mediterranean region, and O. Dillenii has become common in India. -- Prickly pole (Bot.), a West Indian palm (Bactris Plumierana), the slender trunk of which bears many rings of long black prickles. -- Prickly withe (Bot.), a We…