économique
Économique is a French adjective with two principal senses. In its primary use, it refers to the economy or to the science of economics, as in économie politique, croissance économique, or sciences économiques. In a secondary sense, it describes something that is cost-efficient or economical, meaning it provides good value for money or uses resources efficiently. Context usually clarifies which sense is intended.
Etymology: the term derives from Latin oeconomicus, via Old French ekonomique, from Greek oikonomikos “household management,”
Usage and nuance: common collocations include économie politique, économie mondiale, système économique, and croissance économique. In
Related terms: related words include économiste (economist), économiser (to economize or save), and économie (the economy).