Lexic.us

Definition of Plumbago

1. Noun. Used as a lubricant and as a moderator in nuclear reactors.

Definition of Plumbago

1. n. Same as Graphite.

Definition of Plumbago

1. Noun. (minerology) graphite ¹

2. Noun. (botany) leadwort ¹

¹ Source: wiktionary.com

Definition of Plumbago

1. graphite [n -GOS] - See also: graphite

Medical Definition of Plumbago

1. 1. Same as Graphite. 2. A genus of herbaceous plants with pretty salver-shaped corollas, usually blue or violet; leadwort. Origin: L, from plumbum lead. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Plumbago

Literary usage of Plumbago

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

1. Pharmaceutical Journal by Pharmaceutical Society of Great Britain (1860)
"421 is a cylinder of plumbago, to be used as a crucible support. ... 422 is a similar cylinder of plumbago, two inches high, pierced with twenty- four holes ..."

2. Encyclopaedia Britannica: A Standard Work of Reference in Art, Literature (1907)
"plumbago, a name frequently applied to graphite in allusion to its remote ... It thus became fully established I that plumbago is simply an impure form of ..."

3. American Edition of the British Encyclopedia: Or, Dictionary of Arts and ...by William Nicholson by William Nicholson (1819)
"From chemical analysis, as well as from its obvious characters, this black substance is found to be plumbago, or the materials used to make pencils, ..."

4. The Annals of Philosophy by Richard Phillips, E W Brayley (1823)
"Separation of plumbago from Cast-Iron. In the frequent examination of the metal of the iron guns delivered by the contractors to the ordnance, by solution, ..."

5. Report of the Royal Commission on the Mineral Resources of Ontario, and by Ontario (1890)
"plumbago. A deposit of plumbago has been discovered in the township of North Elmsley, in the county of Lanark, to which reference is made in the evidence. ..."

6. Chemistry by William Thomas Brande, Alfred Swaine Taylor (1863)
"plumbago. GRAPHITE. BLACK LEAD.—This substance is well known in the manufacture of pencils, for which purpose it is almost exclusively obtained from the ..."

7. A Dictionary of Electrical Words, Terms and Phrases by Edwin James Houston (1903)
"plumbago, the material commonly known as black lead, is the same as graphite. Powdered plumbago is employed in electrotyping processes for rendering ..."

8. Edinburgh New Philosophical Journal, Exhibiting a View of the Progressive by Robert Jameson, Sir William Jardine, Henry D Rogers (1843)
"On the Property of Transmitting Light, possessed by Charcoal and plumbago, in fine plates and particles- By John Davy, MD, &c. The charcoal of the pith of ..."

9. Pharmaceutical Journal by Pharmaceutical Society of Great Britain (1860)
"421 is a cylinder of plumbago, to be used as a crucible support. ... 422 is a similar cylinder of plumbago, two inches high, pierced with twenty- four holes ..."

10. Encyclopaedia Britannica: A Standard Work of Reference in Art, Literature (1907)
"plumbago, a name frequently applied to graphite in allusion to its remote ... It thus became fully established I that plumbago is simply an impure form of ..."

11. American Edition of the British Encyclopedia: Or, Dictionary of Arts and ...by William Nicholson by William Nicholson (1819)
"From chemical analysis, as well as from its obvious characters, this black substance is found to be plumbago, or the materials used to make pencils, ..."

12. The Annals of Philosophy by Richard Phillips, E W Brayley (1823)
"Separation of plumbago from Cast-Iron. In the frequent examination of the metal of the iron guns delivered by the contractors to the ordnance, by solution, ..."

13. Report of the Royal Commission on the Mineral Resources of Ontario, and by Ontario (1890)
"plumbago. A deposit of plumbago has been discovered in the township of North Elmsley, in the county of Lanark, to which reference is made in the evidence. ..."

14. Chemistry by William Thomas Brande, Alfred Swaine Taylor (1863)
"plumbago. GRAPHITE. BLACK LEAD.—This substance is well known in the manufacture of pencils, for which purpose it is almost exclusively obtained from the ..."

15. A Dictionary of Electrical Words, Terms and Phrases by Edwin James Houston (1903)
"plumbago, the material commonly known as black lead, is the same as graphite. Powdered plumbago is employed in electrotyping processes for rendering ..."

16. Edinburgh New Philosophical Journal, Exhibiting a View of the Progressive by Robert Jameson, Sir William Jardine, Henry D Rogers (1843)
"On the Property of Transmitting Light, possessed by Charcoal and plumbago, in fine plates and particles- By John Davy, MD, &c. The charcoal of the pith of ..."

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