domain · noun C /doʊˈmeɪn/
domain
C1 a particular area, activity, or subject that someone controls or deals with
Dictionary examples:
The garden is his domain.
This information should be in the public domain.
Learner example:
I also believe that robots will prevail in the domain of health, as they will take the place of doctors and surgeons. (Certificate in Advanced English; C1; Greek)
