droop

(redirected from drooped)
Also found in: Dictionary, Thesaurus, Medical, Legal.

droop

The deviation from a preset value of a controlled liquid level, temperature, variable pressure, or differential pressure (at minimum controllable flow) when the flow through a regulator is gradually increased from its minimum controllable flow to its rated capacity.

droop

droop
droop
i. A downward curvature of the leading edge of an airfoil to provide increased camber.
ii. A progressive decrease in RPM that occurs when a fuel control flyweight governor spring is extended and made weaker. It takes less flyweight force to come to an equilibrium with the weaker spring force and consequently a lower RPM will result.
iii. The inability of the engine power to increase as the rotor pitch is increased, causing the rotor to slow down.
References in periodicals archive ?
Q My lovely gunnera has drooped and the leaves have gone black.
A week later, the right side of her face drooped, her right arm and leg became paralyzed, and she stopped talking.
The rotor system drooped all the way to 86 percent.
Expansions in general, however, fell 3% from last year to 485,260 SF as the overall amount of space in new commitments drooped.
Heads have drooped, faith has wavered and they have become habitually addicted to all things Kobe Bryant.
Next, the nose struck the ground, the forward rotor blades drooped and two blades impacted the ground.
Salad is an eighth of a head of iceberg lettuce smothered in 1000 Island dressing, with a razor thin slice of tomato drooped bowlside only if cheffie feels creative.
Mr Cypryk has been told that he could be permanently disfigured, with his lip slightly drooped to one side.
Genetically altered tobacco stems grafted onto normal roots no longer drooped, although normal stems grafted onto roots containing the altered gene still wilted.