operational
adjective OPAL W
  /ˌɒpəˈreɪʃənl/
  /ˌɑːpəˈreɪʃənl/
- [usually before noun] connected with the way in which a business, machine, system, etc. works- operational activities/costs/difficulties
 Oxford Collocations Dictionaryverbs- be
- become
- remain
- …
 - fully
 
- [not usually before noun] ready or available to be used- The new airport is now fully operational.
 Extra Examples- The weapon system was declared operational in June 2016.
- They plan to keep the telescope operational until the end of the decade.
 Oxford Collocations Dictionaryverbs- be
- become
- remain
- …
 - fully
 
- [only before noun] connected with a military operation- operational headquarters