1. large corporations formed by merging many different companies
Usage: business
2. rock composed of rounded fragments cemented together
Usage: geology

1. gathers together into a mass or whole
Usage: third person singular present

Examples

• Media conglomerates own television networks, newspapers, and radio stations.
• The merger created one of the largest conglomerates in the industry.
• Geologists found conglomerates containing pebbles from ancient riverbeds.
• The rock formation consists mainly of sandstone and conglomerates.
• The company conglomerates smaller businesses under one umbrella.
• Dust conglomerates in the corners of unused rooms.
• Several conglomerates dominate the telecommunications market.