[meg-uh-lop-uh-lis] /ˌmɛg əˈlɒp ə lɪs/
a very large city.
an urban region, especially one consisting of several large cities and suburbs that adjoin each other.
an urban complex, usually comprising several large towns
1832, from comb. form of Greek megas (genitive megalou) “great” (see mickle) + polis “city” (see polis). The word was used in classical times as an epithet of great cities (Athens, Syracuse, Alexandria), and it also was the name of a former city in Arcadia.
A vast stretch of developed industrial urban area, such as the East Coast of the United States from Boston to Washington, D.C., or the Ruhr Valley in Germany. Megalopolis is from Greek words meaning “great city.”
[meg-uh-loh-pol-i-tn] /ˌmɛg ə loʊˈpɒl ɪ tn/ adjective 1. of, relating to, or characteristic of a megalopolis. noun 2. an inhabitant of a megalopolis.
[meg-uh-lops] /ˈmɛg əˌlɒps/ noun, Zoology. 1. the larval stage of marine crabs immediately prior to and resembling the adult stage.
[meg-uh-lop-see-uh] /ˌmɛg əˈlɒp si ə/ noun, Ophthalmology. 1. .
megalopteran (měg’ə-lŏp’tər-ən) Any of various relatively large carnivorous insects of the order Megaloptera, having biting mouthparts and two pairs of large wings. Megalopterans include the alderflies and dobsonflies, and used to be classified as neuropterans.