upwelling
/ʌpˈwɛlɪŋ
/noun
An instance or amount of seawater, magma, or other liquid rising up: an upwelling of magma has caused long-lasting volcanic activity...
- The question of why the plates move gets passed on to the geologists, who appeal to an upwelling of magma that pushes them apart.
- In certain areas of these coral reefs, high tidal ranges generate daily upwelling during flood tides.
- This is reinforced by the presence of the upwelling, north-flowing, cold Humboldt Current along the west coast of South America, which prevents precipitation in the coastal regions.
adjective
(Especially of emotion) building up or gathering strength: upwelling grief
