archipelago
noun
ar·chi·pel·a·go
| \ ˌär-kə-ˈpe-lə-ˌgō
, ˌär-chə-\
, ˌär-chə-\
plural archipelagoes
or archipelagos
Definition of archipelago
1
: an expanse of water with many scattered islands
2
: a group of islands
3
: something resembling an archipelago
especially
: a group or scattering of similar things
an archipelago of small parks within the city