national income is a noun meaning "the total value of all income in a nation (wages and profits and interest and rents and pension payments) during a given period (usually 1 yr)". It carries one recorded sense.
the total value of all income in a nation (wages and profits and interest and rents and pension payments) during a given period (usually 1 yr)
Definitions, synonyms and semantic relations for national income come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.