The phrase "alternate societies" is correct and usable in written English.
It can be used to refer to different or alternative social structures or communities that exist outside of mainstream society.
Example: "The book explores the concept of alternate societies that prioritize sustainability and communal living."
Alternatives: "alternative communities" or "different societies".
He takes the rudiments of that story — an alternate society of magicians bumpily coexists with our own — and injects mature themes.
Malorie Blackman's vision of an alternate society, in which blacks are the master race and whites inhabit the lower rungs of the social scale, is a modern classic and a favourite among young people.
"Grossman has written what could crudely be labeled a Harry Potter for adults," our reviewer, Michael Agger, said, in which "an alternate society of magicians bumpily coexists with our own," except with drugs, disappointment and anomie.
In this way, Daily Kos and other blogs resemble a political version of those escapist online games where anyone with a modem can disappear into an alternate society, reinventing himself among neighbors and colleagues who exist only in a virtual realm.
Or maybe it's just that children are an alternate society unto themselves, one that we don't understand and never will.
It was nothing like a provincial jail in Ontario it was more like an alternate society living on the outskirts of Canadian cities, uniquely different to civilian life or military life.
One reader, playing on Rowling's word for non-wizard society, suggested an alternate title: "Mugglemarch".
Paradoxically, conservatives of the alternate tradition long for societies that are more equal because they are more noble.
We have been assigned alternate roles in this society, most of which do not lead to an advanced degree or a position of power.
You don't have an alternate society to use as a control group.
