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Definition of pilcomayo
pilcomayo
/ˌpɪlkoʊˈmaɪ.oʊ/
Pil · co · ma · yo
pilcomayo Lexical Profile
CEFR
C1
Grade
9
Tier
3
Usage
Rare
• noun
1
A major river in central South America that rises in the Andes of Bolivia and flows southeast to join the Paraguay River, forming parts of the international borders between Argentina, Bolivia, and Paraguay.
• Rhymes for pilcomayo
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Pilcomayo. In Wordmom Dictionary. Retrieved Oct 17, 2026, from https://wordmom.com/dictionary/pilcomayo