involution

Noun

• the action of enfolding something

• the process of raising a quantity to some assigned power

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

• marked by elaborately complex detail

• a long and intricate and complicated grammatical construction

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

Related words

• Synonyms: 
  enfolding , exponentiation , engagement , participation , involvement , elaborateness , elaboration , intricacy
• Antonyms: 
  non-engagement , nonparticipation , non-involvement