PAVILION n. 8 definitions
A single body or mass of building, contained within simple walls and a single roof, whether insulated, as in the park or garden of a larger edifice, or united with other parts, and forming an angle or central feature of a large pile.
PISTON n.
ved by, or moves against, fluid pressure. It usually consists of a short cylinder fitting within a cylindrical vessel along which it moves, back and forth. It is used in steam engines to receive motion from the steam, and in pumps to transmit motion to a fluid; also for other purposes. Piston head (Steam Eng.), that pa…
POCKET VETO n.
sion (Const. Art. I., sec. 7, cl. 2): "If any bill shall not be returned by the President within ten days (Sundays excepted) after it shall have been presented to him, the same shall be a law, in like manner as if he had signed it, unless the Congress by their adjournment prevent its return, in which case it shall not…