endorheism

noun
en·​do·​rhe·​ism
variants: or endoreism \ ˌ⸗⸗ˈrēˌizəm \
plural -s

Definition of endorheism

: interior drainage : the condition of a region in which little or none of the surface drainage reaches the sea

History and Etymology for endorheism

International Scientific Vocabulary end- + -rheism, -reism (from Greek rhein to flow + International Scientific Vocabulary -ism)

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