Definition of pediplain in English:

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pediplain

Pronunciation: /ˈpedəˌplān/

noun

Geology
An extensive plain formed in a desert by the coalescence of neighboring pediments.
Example sentences
  • Individual pediments can coalesce to form extensive surfaces called pediplains, commonly several thousand square kilometres in extent.

Origin

1930s: from pediment + plain1.

For editors and proofreaders

Syllabification: ped·i·plain

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