monopoliser

/məˈnɑpəˌlaɪzər/
noun
  1. A person or company that has complete control over a product, service, or industry, preventing others from competing.
    • The tech giant became a monopoliser of the search engine market.
    • The government fined the monopoliser for unfair pricing practices.
    • Small businesses struggled to survive against the local monopoliser of grain supplies.
  2. A person who dominates a conversation or activity, not letting others participate equally.
    • At the meeting, the team leader was a monopoliser who never let anyone else speak.
    • She's a monopoliser of attention at parties, always telling long stories about herself.
    • My uncle is a monopoliser of the TV remote whenever he visits.
Antonyms
What does "monopoliser" mean? | whatsthatwordmean | whatsthatwordmean