Definition of pluviosity in English:

pluviosity

noun

rare
  • The quality of being rainy or of bringing rain; rainfall.

Origin

Mid 19th century; earliest use found in James Russell Lowell (1819–1891), author and diplomat. From classical Latin pluviōsus pluviose + -ity.

Pronunciation

pluviosity

/ˌpluːvɪˈɒsɪti/