Definition of Coal tar

1. Noun. A tar formed from distillation of bituminous coal; coal tar can be further distilled to give various aromatic compounds.

Generic synonyms: Pitch, Tar
Terms within: Naphthalene



Definition of Coal tar

1. Noun. A black, viscous tar made by the destructive distillation of coal (to make coke and town gas); it contains a great number of compounds including hydrocarbons and phenols; used in the preparation of medicated soap and shampoo, and industrially for the manufacture of very many products. ¹

¹ Source: wiktionary.com

Medical Definition of Coal tar

1. A byproduct obtained during the breakdown of bituminous coal used in the treatment of some skin diseases (for example psoriasis). (27 Sep 1997)

Coal Tar Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Coal Tar Images

Lexicographical Neighbors of Coal Tar

coal chute
coal drop
coal drops
coal dust
coal gas
coal house
coal industry
coal mine
coal miner
coal miner's lung
coal mines
coal oil
coal scuttle
coal seam
coal shovel
coal tar (current term)
coal tar naphtha
coal tars
coal tit
coal tongs
coal worker's pneumoconiosis
coala
coalas
coalball
coalbed
coalbed methane
coalbeds
coalbin

Literary usage of Coal tar

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

1. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1894)
"THE preparations of coal tar, in the form of tinctures, from a pharmaceutical standpoint, are not well understood. When they are prescribed the pharmacist ..."

2. Preventive medicine and hygiene by Milton Joseph Rosenau (1917)
"Coal-tar creosote, sometimes called creosote oil. contains that portion of the distillate from coal-tar intermediate between crude naphtha on the one hand ..."

3. A Dictionary of Arts, Manufactures and Mines: Containing a Clear Exposition by Andrew Ure (1856)
"There is not perhaps any waste article of our manufacturing industry which has been so singularly neglected as coal-tar, and yet there can be but very few ..."

4. Science by American Association for the Advancement of Science (1906)
"Still another industry has undergone vast changes through Perkin's discoveries and since the beginning of the coal tar epoch—the manufacture of artificial ..."

5. Structural Engineers' Handbook: Data for the Design and Construction of by Milo Smith Ketchum (1914)
"Portland cement paint or coal tar paint are the only paints that will withstand the action of engine blasts. To obtain the best results in painting metal ..."

6. Asphalts and Allied Substances: Their Occurrence, Modes of Production, Uses by Herbert Abraham (1920)
"Discovery of coal tar and Coal-tar Pitch. In a patent taken out in England on August 19, 1681, by Beefier and Serle, entitled "A new way of Makeing Pitch, ..."

7. Eminent Chemists of Our Time by Benjamin Harrow (1920)
"And coal-tar dyes are to-day used in every histológica! and bacteriological laboratory. So rapid had been the progress of the industry that in 1861, ..."

Other Resources Relating to: Coal tar

Search for Coal tar on Dictionary.com!Search for Coal tar on Thesaurus.com!Search for Coal tar on Google!Search for Coal tar on Wikipedia!

Search