reflexive

Adjective

• referring back to itself

• without volition or conscious control
  • the automatic shrinking of the pupils of the eye in strong light
    
  • a reflex knee jerk
    
  • sneezing is reflexive
    

Noun

• a personal pronoun compounded with -self to show the agent's action affects the agent

Related words

• Synonyms: 
  self-referent , automatic , reflex(a) , reflexive pronoun