droop

(redirected from drooping)
Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia.
Related to drooping: drooping eyelid

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 ?
35pm but PC Coates claimed it was "much later" that Mr Sharpe told them about the drooping.
We were drooping to 86 percent over the VLS tubes aft of the flight deck and still descending.
Pin oaks produce drooping wind-pollinated male flowers called catkins; the female flowers come in groups of one to three just as the leaves begin to unfold.
The drooping dewlap and horns indicate a 2-year-old animal, but the teeth (six of which are permanent) are those of a 3- to 4-year-old bull.
The messages may also include a graphic image of a long drooping cigarette ash.
Trials will be carried out following the discovery by researchers in Australia and Israel that adding Viagra ingredients to a vase of flowers stops them from drooping for twice as long as normal.
Its sole function is to raise the upper eyelid - without it, we would all have the drooping eyes of a bloodhound.
He noticed that one side of her face was drooping and she had the classic symptoms of a stroke, "like on the TV ad".
Manufacturers warn it could lead to drooping eyelids, double vision and excessive tears.
Chic paid almost pounds 2500 for the procedure at the HCI hospital in Clydebank in September 2001 but within days, his lower eyelids began drooping.
Meanwhile, when young, the Japanese-style symmetry and somewhat drooping branches of Jeffrey pines, together with their blue needles and silver bark, will definitely keep your interest.
The long, drooping grey-green catkins are unmistakable on this evergreen shrub, providing colour and architectural value on any north wall.