1. the process by which deep, cold ocean water rises to the surface, typically bringing nutrients with it
Usage: oceanography
2. an instance of something rising up or flowing upward

Examples

• The upwelling along the coast brings nutrient-rich water to the surface.
• Cold water upwelling supports abundant marine life in this region.
• Scientists study upwelling patterns to understand ocean circulation.
• The upwelling of deep water creates ideal conditions for fishing.
• There was an upwelling of emotion as she spoke about her experiences.
• The upwelling of groundwater created a natural spring.