involvement-n; 3 Senses

Sense Number 1: The act or condition of inclusion or sharing (with others or in an activity).

Commentary: INVOLVEMENT[+event]

The teacher tried to increase student involvement.
There was additional involvement of the liver and spleen.
He escaped involvement in the accident.
She had no involvement in the crimes.

PropBank: involvement.01
WordNet 3.0 Sense Numbers: 1, 2, 5

Sense Number 2: Intellectual or emotional engagement withs something.

Commentary: INVOLVEMENT[+mental]

Patients exhibit significant involvement with the puzzle.
My involvement with the math problem was complete.

PropBank: NM
WordNet 3.0 Sense Numbers: 3

Sense Number 3: An illicit sexual relationship.

Commentary: INVOLVEMENT[+sexual][+event]

He had an involvement with a prostitute.
She had many involvements with strange men.

PropBank: NM
WordNet 3.0 Sense Numbers: 4