antitrust
adjective
an·ti·trust 
ˌan-tē-ˈtrəst,
ˌan-ˌtī- : 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
Example Sentences
Recent Examples on the Web State attorneys general are pursuing a parallel antitrust suit against the search giant, also pending before Mehta. 
Leah Nylen, Fortune, 8 Sep. 2022 Last year, the company asked unsuccessfully that FTC Chair Lina Khan step aside from separate antitrust investigations into its business, arguing she would be biased. CBS News, 6 Sep. 2022 The acquisition doesn’t qualify for antitrust review under the European Union’s bylaws because Grail doesn’t do business in Europe. The Editorial Board, WSJ, 6 Sep. 2022 Europe’s antitrust regulator on Tuesday moved to block San Diego’s Illumina from acquiring Grail — one week after a U.S. administrative law judge found that the blockbuster $7.1 billion merger should be allowed to stand. Mike Freeman, San Diego Union-Tribune, 6 Sep. 2022 The Supreme Court ruled in the 1996 case Brown v. Pro Football Inc. that unionized industries are exempt from antitrust challenges. Ronald Blum, ajc, 29 Aug. 2022 The Supreme Court ruled in the 1996 case Brown v. Pro Football Inc. that unionized industries are exempt from antitrust challenges. Ronald Blum, Chicago Tribune, 29 Aug. 2022 In Arizona, Attorney General Mark Brnovich has launched an investigation into whether Climate 100 violates antitrust rules. Kate Aronoff, The New Republic, 29 Aug. 2022 As with most antitrust cases, the LIV lawsuit won’t likely reach a quick resolution, but the judge has established an ambitious schedule. Rick Maese, Washington Post, 28 Aug. 2022 See More
Leah Nylen, Fortune, 8 Sep. 2022 Last year, the company asked unsuccessfully that FTC Chair Lina Khan step aside from separate antitrust investigations into its business, arguing she would be biased. CBS News, 6 Sep. 2022 The acquisition doesn’t qualify for antitrust review under the European Union’s bylaws because Grail doesn’t do business in Europe. The Editorial Board, WSJ, 6 Sep. 2022 Europe’s antitrust regulator on Tuesday moved to block San Diego’s Illumina from acquiring Grail — one week after a U.S. administrative law judge found that the blockbuster $7.1 billion merger should be allowed to stand. Mike Freeman, San Diego Union-Tribune, 6 Sep. 2022 The Supreme Court ruled in the 1996 case Brown v. Pro Football Inc. that unionized industries are exempt from antitrust challenges. Ronald Blum, ajc, 29 Aug. 2022 The Supreme Court ruled in the 1996 case Brown v. Pro Football Inc. that unionized industries are exempt from antitrust challenges. Ronald Blum, Chicago Tribune, 29 Aug. 2022 In Arizona, Attorney General Mark Brnovich has launched an investigation into whether Climate 100 violates antitrust rules. Kate Aronoff, The New Republic, 29 Aug. 2022 As with most antitrust cases, the LIV lawsuit won’t likely reach a quick resolution, but the judge has established an ambitious schedule. Rick Maese, Washington Post, 28 Aug. 2022 See More Word History
First Known Use
1888, in the meaning defined above
Legal Definition
antitrust
adjective
an·ti·trust ˌan-tē-ˈtrəst, ˌan-ˌtī-
: 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