operational

US /ˌɑː.pəˈreɪ.ʃən.əl/
UK /ˌɑː.pəˈreɪ.ʃən.əl/
"operational" picture
1.

in working order and ready for use

:
The new system is fully operational.
We need to ensure all equipment is operational before the event.
2.

relating to or involved in the operation of something

:
The company is facing some operational challenges.
They are discussing the operational details of the project.