Within any limits, enclosure, or substance; inside; internal; inner.
one of the system of highways linking major cities in the 48 contiguous states of the United States
Residing in or dependent on essential nature; intrinsic:
The definition of regional is something related to, taking place in or characteristic of a given geographic location.
Find another word for interstate. In this page you can discover 10 synonyms, antonyms, idiomatic expressions, and related words for interstate, like: interior, between states, interstate highway, internal, freeway, I-95, interterritorial, domestic, regional and intrastate.