goudron

Borrowed from French goudron (“tar”).

• IPA^(key): /ɡuːˈdɹɒn/

goudron (plural goudrons)

1. Tar, especially boiled tar.
   • 1887, Institution of Civil Engineers of Ireland, Transactions, volume 17, page 213:

     The manner of laying down the asphalt is as follows : -A fire is first lighted under the boiler, then the goudron is put in.

   • 1900, Society of Chemical Industry (Great Britain), Journal of the Society of Chemical Industry, page 652:

     About 50 kilos of goudron from Romany oil were carefully cracked at about 400 °C., partly with steam an partly without. In the latter case, dark paraffin wax was obtained from the higher fractions, […]

   • 1902, The Petroleum Review, with which is Incorporated "Petroleum", page 671:

     He is unable to select his crude, and often has to be satisfied with a worse residuum; nor is he in a position to dispose of his goudron as the latter, and for all these reasons, such a refinery is compelled to secure as high a ...

   • 1903, Great Britain. Patent Office, Patents for Inventions. Abridgments of Specifications, page 75:

     The carbon electrodes rest on a layer f of goudron, which is tar boiled or evaporated to a density greater than that of ordinary tar.

   • 1906, The Petroleum Review ..., page 156:

     In some parts the oil soaks through river alluvia and forms small goudron deposits.

   • 1909, Petroleum Review:

     For this purpose, the goudrons are diluted with a certain quantity of water, so as to reduce the acid to 50 °B.; at the same time, the mass is energetically blown with air, in order to separate and to bring to the surface of the ...

   • 1923, Petroleum Times:

     (6) Natural liquid goudrons are solutions of more or less oxidized (resinified) solid hydrocarbons in liquid hydrocarbons, and are therefore thick and viscous.

• “goudron”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

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Inherited from Middle French goutren, from Old French catran, from Medieval Latin catarannus, from Arabic قَطْرَان (qaṭrān). Form influenced by Middle French goutte (see French goutte).

• IPA^(key): /ɡu.dʁɔ̃/

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goudron m (plural goudrons)

1. tar (substance)

• goudronner
• goudronnage
• goudronneux

• “goudron”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.