Definition of "antitrust"

antitrust

adjective
not comparable
1. (law) Opposed to or against the establishment or existence of trusts (monopolies), usually referring to legislation.
  Quotations
  If the takeover is approved, Comcast would control 20 of the top 25 cable markets, […]. Antitrust officials will need to consider Comcast’s status as a monopsony (a buyer with disproportionate power), when it comes to negotiations with programmers, whose channels it pays to carry.
  2014 March 15, “Turn it off”, in The Economist, volume 410, number 8878