Found 2 items, similar to interstate.
English → English (WordNet) Definition: interstate interstate adj : involving and relating to the mutual relations of states especially of the US; “Interstate Highway Commission”; “interstate highways”; “Interstate Commerce Commission”; “interstate commerce” [ant: intrastate]
English → English (gcide) Definition: interstate interstate \in"ter*state`\, n. An interstate highway, part of the United States Interstate Highway system. [PJC]