Interstate extension Synonyms

Definitions for Interstate


  • (adjective) involving and relating to the mutual relations of states especially of the united States
  • (noun) one of the system of highways linking major cities in the 48 contiguous states of the United States

Definitions for Extension


  • (noun) the act of making longer
  • (noun) a smaller structure added to a main building
  • (noun) act of expanding in scope ; making more widely available