Main Entry: heart·land

Pronunciation: \ˈhärt-ˌland\

Function: noun

Date: 1904

: a central area: as a : a central land area (as northern Eurasia) having strategic advantages b : the central geographical region of the United States in which mainstream or traditional values predominate c : a region where something (as an industry or activity) most strongly thrives <the heartland of high technology>