in·​ter·​state | \ ˌin-tər-ˈstāt How to pronounce interstate (audio) \

Definition of interstate

 (Entry 1 of 2)

: of, connecting, or existing between two or more states especially of the U.S. interstate commerce


in·​ter·​state | \ ˈin-tər-ˌstāt How to pronounce interstate (audio) \

Definition of interstate (Entry 2 of 2)

: any of a system of expressways connecting most major U.S. cities

called also interstate highway

Examples of interstate in a Sentence


You'll get there quicker if you take the interstate.

Recent Examples on the Web: Adjective

Rebuilding America’s interstate highway system would cost $57 billion a year over two decades, according to an expert committee appointed by the Transportation Research Board. Robert Poole, WSJ, "If You Drive, You Should Pay," 8 Apr. 2019 Union membership at trucking companies has fallen dramatically since interstate trucking was deregulated in 1980, and is now largely confined to the less-than-truckload, or LTL, sector. Jennifer Smith, WSJ, "Trucker YRC, Teamsters Tumble Toward Contract Deadline," 20 Mar. 2019 Complicating matters further, the conservative majority on the present Supreme Court has tended to take a narrow view of the interstate commerce clause and has been prone to limit its scope in terms of enabling federal regulations. John Timmer, Ars Technica, "Scientists, ethicists slam decisions behind gene-edited twins," 30 Nov. 2018 He's been charged with transmitting threats through interstate communications, a federal crime, according to jail records. Matthew Martinez, star-telegram, "He threatened to burn down a Texas TV station, called journalist 'dead man walking,' authorities say," 3 July 2018 So far there has been no formal discussion of legislation or interstate compacts that would allow bookmakers to pool money across state lines, but there are precedents for state lottery systems and for horse racing. Chris Kirkham, WSJ, "As Sports Betting Goes Legit, a Home Team’s Win Can Mean Bookmakers Lose," 7 June 2018 The commission argued that New Jersey cannot unilaterally decide to dissolve the agency because it was created through an interstate compact with New York. Patrick Mcgeehan, New York Times, "On the Waterfront, a Mob Watchdog Is Fighting to Survive," 17 Jan. 2018 Gilbert also faces charges of wire fraud, health care fraud, and interstate travel in aid of racketeering. Leada Gore,, "Bribery charges rock Alabama's political landscape: What we know today," 3 Apr. 2018 The Blazer will get up to interstate speed, sure, but there's a lag when the foot hits the gas. Andrew Moseman, Popular Mechanics, "2019 Chevy Blazer Test Drive: What Happened When GM Tried To Make the Crossover Cool," 4 Feb. 2019

Recent Examples on the Web: Noun

Though the billboard soon disappeared from the interstate, the Trepanier-Preston pose lived on. Dvorameyers, Longreads, "The Gymnast’s Position," 5 June 2019 In or about October 2018, in the Southern District in interstate and foreign commerce, an explosive with the knowledge and intent that it would be used to kill, injure, and intimidate Whoops! Alex Ward, Vox, "These are the federal charges against the suspected pipe bomb maker," 26 Oct. 2018 The states, in turn, existed to adjudicate intercounty disputes, and the federal government to deal with interstate. James Pogue, Outside Online, "The Religious Ideology Driving the Bundy Brothers," 14 May 2018 The committee gave ample proof that the interstates are crumbling and in some areas of the country... Robert Poole, WSJ, "If You Drive, You Should Pay," 8 Apr. 2019 The city broke ground early in 2018 on another deck park, which will cover over part of an interstate near the Dallas Zoo. Cameron Mcwhirter, WSJ, "To Woo Millennials, Atlanta Considers Covering Highways With Parks," 1 Jan. 2019 But racing at high speeds on an interstate is just not smart. Eric Bangeman, Ars Technica, "Nine things I learned from driving a supercar for three days," 9 Nov. 2018 Police said the driver, 28-year-old Kameron Smith (no relation to the homeowner), was going more than 80 mph in a 55 mph speed zone on an interstate. Jason Silverstein, CBS News, "Speeding car flies into brick house, driver charged with DUI," 10 July 2018 The closure will allow crews to remove the Crysler Avenue, Pittman Road and Phelps Road bridges over the interstate in Kansas City and Independence. Robert A. Cronkleton, kansascity, "Part of I-70 in KC metro area will close for a weekend; here's when and where | The Kansas City Star," 24 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'interstate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of interstate


1844, in the meaning defined above


1968, in the meaning defined above

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Statistics for interstate

Last Updated

26 Apr 2019

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Time Traveler for interstate

The first known use of interstate was in 1844

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English Language Learners Definition of interstate

 (Entry 1 of 2)

: relating to or connecting different states : existing or occurring between states especially in the U.S.



English Language Learners Definition of interstate (Entry 2 of 2)

US : a major highway that connects two or more states : an interstate highway


in·​ter·​state | \ ˌin-tər-ˈstāt How to pronounce interstate (audio) \

Kids Definition of interstate

: existing or occurring between two or more states an interstate highway

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Rhyming Dictionary: Words that rhyme with interstate

Spanish Central: Translation of interstate

Nglish: Translation of interstate for Spanish Speakers

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