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Definition of oulu
oulu
/ˈoʊ.luː/
Ou · lu
oulu Lexical Profile
CEFR
C1
Grade
9
Tier
3
Usage
Rare
Syllables
2
• noun
1
A major city and municipality in the region of Northern Ostrobothnia, Finland, located at the mouth of the Oulujoki river on the Gulf of Bothnia. It is the most populous city in Northern Finland and is widely recognized as a significant technology and educational hub in northern Europe.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Oulu. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/oulu