psychiatrist

psychiatrist
psy‧chi‧a‧trist /saɪˈkaɪətrəst, saɪˈkaɪətrɪst $ sə-/ noun [countable]
a doctor trained in the treatment of mental illness ⇨ psychologist
     

THESAURUS

■ a doctor who treats mental illness
   ▪ psychiatrist /saɪˈkaɪətrəst, saɪˈkaɪətrɪst $ sə-/ a doctor who is trained to treat people with mental illnesses: In order to become a psychiatrist, you first need a medical degree.
   ▪ psychologist /saɪˈkɒlədʒəst, saɪˈkɒlədʒɪst $ -ˈkɑː-/ a scientist who studies and is trained in psychology (=the study of the mind): Many psychologists believe that aggression is a learned behaviour.
   ▪ shrink informal a humorous word for a psychiatrist
   ▪ therapist a trained person whose job is to help people with their emotional problems, especially by talking to them and asking them to talk about their feelings