Synoecism can mean:
Synoecism, Syniokismos, Sunoikismos, Synoecismus, the incorporation or conurbation of smaller settlements into a city (urbs, polis) or municipality (municipium) Synoikia, a festival at ancient Athens Synoecia, a subgenus of Ficus Synoecism, the botanical condition of being synoecious, a synonym of monoecious
See also Dioecism (disambiguation)