antitrust

adjective

an·​ti·​trust ˌan-tē-ˈtrəst How to pronounce antitrust (audio) ˌan-ˌtī- How to pronounce antitrust (audio)
: of, relating to, or being legislation against or opposition to trusts or combinations
specifically : consisting of laws to protect trade and commerce from unlawful restraints and monopolies or unfair business practices

Examples of antitrust in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Paramount executives have argued that an antitrust suit by the states would be meritless. — Brian Stelter, CNN Money, 30 June 2026 The practice is anti-competitive and hurts consumers, antitrust experts say. — Audrey McGlinchy, Los Angeles Times, 1 July 2026 The split itself is not expected to raise antitrust issues, but there is some question of what happens next, after the transaction is completed. — Ted Johnson, Deadline, 29 June 2026 First, antitrust laws must be updated to allow AI firms to share information about evolving Chinese tactics to deter more threats. — Ashley Belanger, ArsTechnica, 25 June 2026 See All Example Sentences for antitrust

Word History

First Known Use

1888, in the meaning defined above

Time Traveler
The first known use of antitrust was in 1888

Rhymes for antitrust

See All Rhymes for antitrust

Browse Nearby Words

antitropy
antitrust
antitruster
See all Nearby Words

Cite this Entry

“Antitrust.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antitrust. Accessed 8 Jul. 2026.

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Legal Definition

antitrust

adjective
an·​ti·​trust ˌan-tē-ˈtrəst, ˌan-ˌtī- How to pronounce antitrust (audio)
: of, relating to, or being legislation against or opposition to business trusts or combinations
specifically : consisting of laws to protect trade and commerce from unlawful restraints and monopolies or unfair business practices see also Clayton Antitrust Act and Sherman Antitrust Act

More from Merriam-Webster on antitrust

Nglish: Translation of antitrust for Spanish Speakers

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