Definition of Lead line

1. Noun. (nautical) plumb line for determining depth.

Exact synonyms: Sounding Line
Category relationships: Navigation, Sailing, Seafaring
Generic synonyms: Perpendicular, Plumb Line
Terms within: Sounding Lead

Medical Definition of Lead line

1. Deposits of lead sulfide in the gingiva in areas of chronic inflammation. (05 Mar 2000)

Lead Line Pictures

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Lexicographical Neighbors of Lead Line

lead character
lead chromate
lead colic
lead dog
lead down a garden path
lead encephalitis
lead encephalopathy
lead fiddle
lead gout
lead guitar
lead guitars
lead hopping
lead hydride
lead hydroxide stain
lead line (current term)
lead monoxide
lead neuropathy
lead nowhere
lead off
lead on
lead ore
lead out
lead oxide
lead palsy
lead paralysis
lead pencil
lead plant
lead poisoning
lead radioisotope

Literary usage of Lead line

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1891)
"When in this spectroscope the spectrum of lead is observed together with that of burning magnesium, the lead line is seen to fall well within, ..."

2. The Electrical Engineer (1898)
"At A new steam is admitted, and the line AB represents the lead line. \ Comparing the faulty engine diagrams with the good one : (b) Diagram ..."

3. Fresh-water Biology by Henry Baldwin Ward, George Chandler Whipple (1918)
"The seine is then operated by two persons each of whom holds a brail in such a way that the lead line is kept close to the bottom which it sweeps, ..."

4. Electrical Papers by Oliver Heaviside (1894)
"In fact .s = tangent of angle between the line of the metal referred to and the lead line, positive when it slopes up from left ..."

5. The British Merchant Service: Being a History of the British Mercantile by R. J. Cornewall-Jones (1898)
"... wheel—Steering—Work aloft—Heaving the log—Patent logs—Heaving the lead—The lead-line —Hand-line—Deep-sea lead—Deep-sea soundings—Sounding-machines. ..."

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