plummet


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plummet

a lead plumb used by anglers to determine the depth of water

plummet

[′pləm·ət]
(engineering)
A loose-fitting metal plug in a tapered rotameter tube which moves upward (or downward) with an increase (or decrease) in fluid flow rate upward through the tube. Also known as float.

plumb bob, plummet

A shaped metal weight which is suspended from the lower end of a line to determine the vertical. (See illustration p. 744.)
References in periodicals archive ?
EXPERTS are expecting a flood of bankruptcy applications in the New Year as the cost of going broke is to plummet.
7 million KaPau Plummet is a heart-pounding, drop-floor AquaLaunch slide atop a four-story tower.
Simply shut your windows and LOCK up and your chances of being a burglary victim already start to plummet.
Global Banking News-October 26, 2012--Bank shares in France plummet after downgrading by S&P(C)2012 ENPublishing - http://www.
MOSCOW, Safar 21, 1433, Jan 15, 2012, SPA - Russia's space agency says its failed Mars moon probe will plummet to Earth within hours.
Summary: Experts believe a faulty space probe could plummet back to Earth in the new year, but are still unsure of where it will land.
Walter Plummet, the clarinetist, nodded back soberly, like a concert soloist receiving an ovation led by the director of a symphony orchestra.
This follows a three-month pilot scheme in South Wales which has seen such crime plummet.
Report says freer trade would cause Japan's food self-sufficiency to plummet: If Japan does away with import tariffs and all other barriers to foreign farm goods, as much as $30 billion worth of the country's domestic agricultural output would be lost and its food self-sufficiency would plummet to less than 20 percent from close to 40 percent now, according to an estimate by Japan's Agriculture Ministry.
The economic think-tank's annual report for 2006 saw Ontario plummet from third to sixth in the country.
But a new glass-bottomed platform will ensure that sightseers won't plummet 1,200 meters (4,000 feet) to the canyon floor below.
Plummet promptly sued for spousal support and to overturn the prenuptial agreement in order to gain access to what would have amounted to millions of McMillan's earned income.