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 ?
The control set (10) is a separate plummet, which allows to perform control of inclinations of the particular plummets of the basic set (9) according to the formula 1:
Plummet never challenged anybody in the C Band or even in the B Band, but stormed the organization at the very top, challenging, as was unfortunately the privilege of all, only members of the A Band.
And what she really wrote on the bottle, she says, was the word APPROPRIATE, with an arrow drawn on the label indicating that Plummet was the "Jamaican jerk.
Almost invariably, the biggest species--such as tuna, sharks, and cod--in heavily fished areas have been the first to plummet, notes Ransom A.
Plummet balances calibrated in this way became widely used in Australia to measure silt and clay percentages (McIntyre and Loveday 1974).
We can exclusively reveal this is set to plummet to [euro]250, bringing a flood of New Year bankruptcy applications.
I don't know what caused us to plummet like we did and no proper explanation was given.
NORDIC BUSINESS REPORT-24 July 2009-Danish Tower Group shares plummet on rescue plan(C)1994-2009 M2 COMMUNICATIONS http://www.
Coal's lack of performance in May is dwarfed when comparing it to that of April, a month which saw such shipments abroad plummet 26.
Should it work, the cost of getting stuff into orbit would plummet.
They contacted people at DebRA, a national EB support group, and were put in contact with a woman named Stacey Plummet, an EB sufferer who runs a local support group in North Carolina.
In some women, hCG concentrations rose only to plummet a few weeks to a month later, signifying a miscarriage.