noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A very large city or urban complex; a metropolis.

Synonyms

All synonyms

megalopolimegapolitan

Etymology

From mega- (“great”) + -polis (“city”), from Ancient Greek μέγας (mégas, “large”) + πόλις (pólis, “city”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.