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Definition of philadelphia
philadelphia
/ˌfɪl.əˈdɛl.fi.ə/
Phil · a · del · phi · a
Adjective:Philadelphian
philadelphia Lexical Profile
CEFR
B1
Grade
4
Tier
2
Usage
Top 5k
• noun
1
American The largest city in the Commonwealth of Pennsylvania and a major cultural and historical center in the United States, renowned for its foundational role in the American Revolution and serving as the nation's first capital.
Synonyms
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Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Philadelphia. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/philadelphia