non-functionalприлагательное Not functioning; out of working order or unable to operate as intended. The elevator has been non-functional for weeks.
Intended for decoration or appearance only; serving no practical or operational purpose. Those pockets are non-functional and sewn shut.
Relating to qualities or requirements other than functionality, such as reliability or usability (used chiefly attributively). The project manager asked for a list of non-functional requirements like scalability and security.