1. (

• involution

) reduction in size of an organ or part (as in the return of the uterus to normal size after childbirth) ;

2. (

• involution

) a long and intricate and complicated grammatical construction ;

3. (

• elaborateness ,
• elaboration ,
• intricacy ,
• involution

) marked by elaborately complex detail ;

4. (

• 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" ;

5. (

• exponentiation ,
• involution ,

) the process of raising a quantity to some assigned power ;

6. (

• involution ,
• enfolding

) the action of enfolding something ;