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macadam

[ muh-kad-uhm ]
/ məˈkæd əm /
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noun
a macadamized road or pavement.
the broken stone used in making such a road.
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Origin of macadam

1815–25; named after J. L. McAdam (1756–1836), Scottish engineer who invented it

Words nearby macadam

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use macadam in a sentence

British Dictionary definitions for macadam

macadam
/ (məˈkædəm) /

noun
a road surface made of compressed layers of small broken stones, esp one that is bound together with tar or asphalt

Word Origin for macadam

C19: named after John McAdam (1756–1836), Scottish engineer, the inventor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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