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1. A poppet valve.
a. A small removable piece of wood on the washboard of a boat, covering a cutout space that can be used as an oarlock.
b. One of the beams of a launching cradle supporting a ship's hull.
3. Chiefly British A darling.
[Middle English popet, small child, doll, puppet; see puppet.]
1. a term of affection for a small child or sweetheart
2. (Mechanical Engineering) Also called: poppet valve a mushroom-shaped valve that is lifted from its seating against a spring by applying an axial force to its stem: commonly used as an exhaust or inlet valve in an internal-combustion engine
3. (Nautical Terms) nautical a temporary supporting brace for a vessel hauled on land or in a dry dock
[C14: early variant of puppet]
1. a rising and falling valve consisting of a disk at the end of a vertically set stem, used in internal-combustion and steam engines.
2. Brit. Dial. a term of endearment for a girl or child.
[1300–50; Middle English; earlier form of puppet]
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|Noun||1.||poppet - a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines|
internal-combustion engine, ICE - a heat engine in which combustion occurs inside the engine rather than in a separate furnace; heat expands a gas that either moves a piston or turns a gas turbine
valve - control consisting of a mechanical device for controlling the flow of a fluid