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Definition of pastaza
pastaza
/pɑːˈstɑːzə/
pas · ta · za
pastaza Lexical Profile
CEFR
C1
Grade
9
Tier
3
Usage
Rare
• noun
1
A large river in South America that originates in the Ecuadorian Andes and flows into the western Amazon basin in Peru, acting as a major tributary of the Marañón River.
Example
"The indigenous communities rely on the Pastaza River as a vital transportation route through the dense rainforest."
2
A province situated in the eastern Amazonian region of Ecuador, renowned for its extensive tropical rainforests, biodiversity, and indigenous cultures.
Example
"During our ecological expedition to Ecuador, we spent a week studying the rich flora and fauna of Pastaza."
• Rhymes for pastaza
Word Origin & Etymology
Derived from the name of the indigenous Pastaza peoples who have historically inhabited the region along the river in the Amazon basin.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Pastaza. In Wordmom Dictionary. Retrieved Oct 15, 2026, from https://wordmom.com/dictionary/pastaza