Definition of heartland
- the heartland of high technology
We drove into Scotland's heartland.
a politician who is popular in the American heartland
the heartland of high technology
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heartland.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a central area of land
: the central area of the U.S. which is known for traditional values
: an area that is the center of an industry or activity
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