DEVALUATION
devaluation
(noun) the reduction of something’s value or worth
devaluation
(noun) an official lowering of a nation’s currency; a decrease in the value of a country’s currency relative to that of foreign countries
Source: WordNet® 3.1
Etymology
Noun
devaluation (plural devaluations)
The removal or lessening of something's value.
(economics) The intentional or deliberate lowering of a currency's value compared to another country's currency or a standard value (e.g. the price of gold).
Depreciation.
Source: Wiktionary