acidification
n. uncountablen. the process of something becoming more acidic. This often describes how the ocean or soil changes when it absorbs too much carbon dioxide.
n. the process of becoming more acidic, typically through the absorption of carbon dioxide or the release of hydrogen ions. Often used in environmental science to describe oceanic or atmospheric changes.
Ocean acidification is a major threat to coral reefs.
Scientists are studying how the acidification of soil affects the growth of local crops and the health of the surrounding forest.
The rapid acidification of the world's oceans has led to a significant decline in shellfish populations, as the lower pH levels make it difficult for them to form and maintain their calcium carbonate shells.
Borrowed from French acidification, equivalent to acid + -ification.