1. characterized by or involving rivalry; competitive
2. describing goods or resources that can be consumed by only one person at a time
Usage: economics

Examples

• The two companies maintained a rivalrous relationship for decades.
• Siblings often display rivalrous behavior when competing for parental attention.
• The rivalrous nature of the tournament brought out the best in each athlete.
• Food is a rivalrous good because one person's consumption prevents another's.
• The rivalrous atmosphere in the classroom motivated students to work harder.
• Private property rights make most physical goods rivalrous by nature.