Outrasystem

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Outrasystem is a term describing things concerning the space and/or people outside of a system. This may be paired with other terms to describe how a system or system member interacts or their relationships with certain people, places, animals, and things.

Related
Intra-system may be considered a complementary antonym.

Inter-system refers to things between systems and may be considered a specific type of outrasystem.

Outrasystem travel and outrasystem dating are based on this term.