Dictionary
tarmacadam
noun tar·mac·ad·am \ˌtär-mə-ˈka-dəm\
Definition of TARMACADAM
1
: a pavement constructed by spraying or pouring a tar binder over layers of crushed stone and then rolling
2
: a material of tar and aggregates mixed in a plant and shaped on the roadway
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First Known Use of TARMACADAM
1882
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