Etymology

guano

G2U1A1N1O1

Today it means: Dung from a sea bird or from a bat. Full definition →

Spanish guano ← Quechua wan
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The story

  1. Quechuawan
  2. Spanishguano
  3. English todayguano

Borrowed from Spanish guano, from Quechua wanu.

Etymology from Wiktionary, CC BY-SA 4.0.