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Type Political Subdivision
Pronounced Pron. REE-ow  [key·IPA]

Meaning & History

Meaning uncertain, possibly derived from Portuguese rio meaning "river" or Malay riuh meaning "thunderous, frenzied, blaring". This is the name of two provinces in Indonesia (Riau and Riau Islands) as well as an archipelago in the same region.
Added 9/12/2021 by HL
Edited 10/6/2021 by HL