Definition of petrocurrency in English:
petrocurrency
noun
The currency of a petroleum-exporting country, whose exchange rate varies chiefly with the fluctuations of the petroleum market.
Pronunciation
petrocurrency
/ˈpɛtrə(ʊ)ˌkʌrənsi/ /ˈpɛtrəʊˌkʌr(ə)nsi/Origin
1970s; earliest use found in Time. From petro- + currency.
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