Adjective
open-concept (not comparable)
(architecture) Where rooms share a large, connected space.
Coordinate term: closed-concept
The open-concept space is only part of what the Hub offers. Source: Internet
Inside, the open-concept living space includes a living room and dining area, a Euro-chic kitchen with bar-style seating and a step-down living room with a fireplace and convenient wet bar. Source: Internet
You'll enjoy an open-concept area throughout this home. Source: Internet