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macadam
- 3 dictionary resultsmac⋅ad⋅am
[muh-kad-uh
m] 
–noun
| 1. | a macadamized road or pavement. |
| 2. | the broken stone used in making such a road. |
Origin:
1815–25; named after J. L. McAdam (1756–1836), Scottish engineer who invented it
1815–25; named after J. L. McAdam (1756–1836), Scottish engineer who invented it
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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|
Link To macadam
| mac·ad·am (mə-kād'əm) n. Pavement made of layers of compacted broken stone, now usually bound with tar or asphalt. [After John Loudon McAdam (1756-1836), Scottish civil engineer.] |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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macadam
1824, named for inventor, Scot. civil engineer John L. McAdam (1756-1836), who developed a method of leveling roads and paving them with gravel and outlined the process in his pamphlet "Remarks on the Present System of Road-Making" (1822). Originally, road material consisting of a solid mass of stones of nearly uniform size laid down in layers; he did not approve of the use of binding materials or rollers. The idea of mixing tar with the gravel began 1880s. Verb macadamize is first recorded 1826.
Online Etymology Dictionary, © 2001 Douglas Harper
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Language Translation for : macadam
Spanish:
material revestido con alquitrán,
German:
der Teermakadam,
Japanese:
舗装用材の一種
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