self-enclosed

adjective

self-en·​closed ˌself-in-ˈklōzd 

-en-

: independent and set apart by or as if by an enclosure : self-contained

The suite comes with two self-enclosed toilets and showers …

—Liz Dennerlein

… views the farm in its entirety as a living, self-enclosed, self-sustaining ecosystem …

—Bill St. John

A film festival is a collection of such experiences, an archipelago of self-enclosed worlds.

—A. O. Scott

When the characters communicate, … they speak around each other, but not to each other, self-enclosed and oblivious to the world around them.

—Kit MacFarlane

Word History

First Known Use

1824, in the meaning defined above