in·ter·state
ˌin-tər-ˈstāt 
: of, connecting, or existing between two or more states especially of the U.S.
interstate commerce
in·ter·state
ˈin-tər-ˌstāt
: any of a system of expressways connecting most major U.S. cities
called also interstate highway
Examples of interstate in a Sentence
Noun
You'll get there quicker if you take the interstate.
Recent Examples on the Web
Time, 14 July 2025
The Department of Justice (DOJ) said 37-year-old Carl D. Montague has been charged with threats against the president, interstate threats, threats to assault and kidnap, or murder of a U.S. official, judge or law enforcement officer.
—Greg Wehner, FOXNews.com, 9 July 2025
Marina Johnson, The Courier-Journal, 11 July 2025
In 2023, nearly 1,200 people died on freeways and interstates, which aren’t designed for pedestrians.
—Tanya Mohn, Forbes.com, 11 July 2025
See All Example Sentences for interstate
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Adjective
Yet, white migrants were not required by law to carry passes legalizing their interstate travel or settlement.
—Time, 14 July 2025
The Department of Justice (DOJ) said 37-year-old Carl D. Montague has been charged with threats against the president, interstate threats, threats to assault and kidnap, or murder of a U.S. official, judge or law enforcement officer.
—Greg Wehner, FOXNews.com, 9 July 2025
Noun
The interstate will reopen at 5 a.m. on July 21, with one lane to reopen along the corridor until 5 a.m. on July 23.
—Marina Johnson, The Courier-Journal, 11 July 2025
In 2023, nearly 1,200 people died on freeways and interstates, which aren’t designed for pedestrians.
—Tanya Mohn, Forbes.com, 11 July 2025
See All Example Sentences for interstate
Cite this Entry
“Interstate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interstate. Accessed 21 Jul. 2025.
Copy CitationKids Definition
interstate
1 of 2 adjective
in·ter·state
ˌint-ər-ˈstāt
: of, connecting, or existing between states especially of the U.S.
interstate highways
interstate
2 of 2 noun
in·ter·state
ˈint-ər-ˌstāt
: an interstate highway
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