name, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A large conurbation, where two or more large cities have sprawled outward to meet, forming something larger than a normal metropolis.

   "The Eastern Seaboard megalopolis extends from New Hampshire to Alexandria, VA."

2. 2
   a very large urban complex (usually involving several cities and towns) wordnet

Proper Noun

1. 1
   Dated form of Megalopoli. alt-of, dated

Synonyms

All synonyms

boroughburgcityexurbmegacitymetropolis

Example

More examples

"A megalopolis is a network of multiple closely linked metropolitan areas."

Etymology

From megalo- (“great”) + -polis (“city”).

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