1. a small freshwater fish native to the southeastern United States, commonly used to control mosquito populations
Usage: biology

Examples

• The pond was stocked with gambusia to reduce the mosquito population.
• Gambusia are effective biological control agents for mosquito larvae.
• The small gambusia darted through the shallow water near the shore.
• Wildlife officials introduced gambusia to the wetland area.
• These gambusia can survive in various water conditions.
• The gambusia population has helped control disease-carrying mosquitoes.