involved

US /ɪnˈvɑːlvd/
UK /ɪnˈvɑːlvd/
"involved" picture
1.

connected with something or participating in an activity or event

:
She got deeply involved in the community project.
Are you involved in any sports?
2.

difficult to understand; complicated

:
The plot of the movie was too involved for me to follow.
He gave an involved explanation of the theory.
1.

past participle of 'involve'

:
The investigation involved many hours of work.
He was involved in a car accident.