1. to form or organize into a cartel; to combine with others to control prices or production
Usage: British spelling (American: cartelizes); third person singular present tense

Examples

• The oil-producing nations cartelises their exports to maintain stable prices.
• When companies cartelise, they reduce competition in the market.
• The agreement cartelises the diamond industry across multiple countries.
• Governments often investigate when businesses cartelise to fix prices.
• The producers cartelise their supply to control market demand.