Definition of pluvial in English:

pluvial

Syllabification: plu·vi·al
Pronunciation: /ˈplo͞ovēəl
 
/
chiefly Geology

adjective

  • Relating to or characterized by rainfall.
    More example sentences
    • Left by a passing glacier, the boulders acted as umbrellas to the softer rock beneath, protecting it from pluvial erosion.
    • Evidence of pluvial lakes have been used in the reconstruction of palaeoclimates, using shoreline evidence and analysis of lake sediments to link lake levels to climate.
    • That is, if the pluvial conditions are such that a rainbow is produced, then that rainbow will look very different from the norm.

noun

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  • A period marked by increased rainfall.

Origin

mid 17th century: from Latin pluvialis, from pluvia 'rain'.

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