1. brought to a place or situation for the first time
2. not native to a particular ecosystem or region
Usage: biology; ecology

Examples

• The introduced species quickly spread throughout the wetlands.
• Many introduced plants have become invasive in North America.
• The introduced legislation faced strong opposition in Congress.
• Introduced animals often lack natural predators in their new environment.
• The introduced technology revolutionized the manufacturing process.
• Several introduced fish species now dominate the lake ecosystem.