WordReference Random House Unabridged Dictionary of American English © 2020
access road′, 
  • Transporta road that provides access to a specific destination, as to a main highway or to a property that lies within another property.
  • [1940–45]
    Collins Concise English Dictionary © HarperCollins Publishers::
    access road n
    1. a road providing a means of entry into a region or of approach to another road, esp a motorway

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