word-forming element meaning "city," from Greek polis "city, citadel" (see polis).
Entries linking to -polis
polis n.
"ancient Greek city-state," 1894, from Greek polis, ptolis "citadel, fort, city, one's city; the state, community, citizens," from PIE *tpolh- "citadel; enclosed space, often on high ground; hilltop" (source also of Sanskrit pur, puram, genitive purah "city, citadel," Lithuanian pilis "fortress").
Indianapolis
city in Indiana, U.S., founded 1821, from Indiana + -polis.