Macadam



[muh-kad-uh m] /məˈkæd əm/

noun
1.
a road or pavement.
2.
the broken stone used in making such a road.
/məˈkædəm/
noun
1.
a road surface made of compressed layers of small broken stones, esp one that is bound together with tar or asphalt
n.

1824, named for inventor, Scottish civil engineer John L. McAdam (1756-1836), who developed a method of levelling 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.

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  • Macadamise

    [muh-kad-uh-mahyz] /məˈkæd əˌmaɪz/ verb (used with object), macadamized, macadamizing. 1. to pave by laying and compacting successive layers of broken stone, often with asphalt or hot tar. /məˈkædəˌmaɪz/ verb 1. (transitive) to construct or surface (a road) with macadam v. 1826, from macadam + -ize. Related: Macadamized; macadamizing.

  • Macadamization

    [muh-kad-uh-mahyz] /məˈkæd əˌmaɪz/ verb (used with object), macadamized, macadamizing. 1. to pave by laying and compacting successive layers of broken stone, often with asphalt or hot tar. /məˈkædəˌmaɪz/ verb 1. (transitive) to construct or surface (a road) with macadam n. 1824, from macadam + -ization. v. 1826, from macadam + -ize. Related: Macadamized; macadamizing.



  • Macadamize

    [muh-kad-uh-mahyz] /məˈkæd əˌmaɪz/ verb (used with object), macadamized, macadamizing. 1. to pave by laying and compacting successive layers of broken stone, often with asphalt or hot tar. /məˈkædəˌmaɪz/ verb 1. (transitive) to construct or surface (a road) with macadam v. 1826, from macadam + -ize. Related: Macadamized; macadamizing.

  • Macanalyst

    An analysis CASE tool for the Macintosh from Excel Software, Inc.



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