1. (

• engagement ,
• participation ,
• involvement ,
• involution ,

) the act of sharing in the activities of a group; "the teacher tried to increase his students' engagement in class activities" ;

2. (

• involvement

) a connection of inclusion or containment; "he escaped involvement in the accident"; "there was additional involvement of the liver and spleen" ;

3. (

• interest ,
• involvement

) a sense of concern with and curiosity about someone or something; "an interest in music" ;

4. (

• affair ,
• affaire ,
• intimacy ,
• liaison ,
• involvement ,
• amour

) a usually secretive or illicit sexual relationship ;

5. (

• participation ,
• involvement ,

) the condition of sharing in common with others (as fellows or partners etc.) ;