closed community

noun

1. ecology a plant community that does not allow for further colonization, all the available niches being occupied

Example Sentences

When it became clear that the library would be closed, community volunteers turned the unused space into the community library seen today.

From BBC

“A whistleblower on a college campus is one of the worst atmospheres to be in. And we all know why: It’s a closed community.”

From Seattle Times

Hedge funds have purchased hundreds of newspapers nationwide, stripped them of staff, closed community offices and filled them with fluff.

From Seattle Times

“But if Iraq is to build a system that serves the need of society instead of serving a closed community of collusion, then ensuring accountability across the spectrum is absolutely essential.”

From Seattle Times

Leave aside awkward crypto jargon like “role-play-to-mint,” and you’re basically buying a pass for a closed community where you can hang out with fellow comics fans and participate in activities over the course of several months.

From The Verge