Definition of monadnock in English:

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Pronunciation: /məˈnadˌnäk/


An isolated hill or ridge or erosion-resistant rock rising above a peneplain.
Example sentences
  • Rising above the flattened Piedmont terrain east and southeast of Atlanta are several large rock masses known as monadnocks.
  • With Mount Royal on his doorstep, it was only natural that the monadnocks stretching eastward from Montreal across the Saint Lawrence valley would attract his attention.
  • They may also rise starkly as massive monadnocks that have served as quarries, trash dumps, artistic surfaces, picnic grounds, and mystery sites among casual visitors.


Late 19th century: named after Mount Monadnock in New Hampshire.

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