neuroeconomics Syllabification: (neu·ro·e·co·nom·ics)Pronunciation: /ˌno͝orōˌekəˈnämiks, -ˌēkəˈ-/Definition of neuroeconomics noun [treated as singular] the combination of economics, neuroscience, and psychology used to determine how individuals make economic decisions. neuroeconomics in other Oxford dictionaries Definition of neuroeconomics in the British & World English dictionary