Dictionary

traumatic event: An event that is something horrible and scary that happens right in front of the victim.
 
traumatic war neurosis: Another name for posttraumatic stress disorder. 
 
tricyclic antidepressants: A class of drugs prescribed to treat depression, insomnia and pain. Traditional tricyclic antidepressants include Trypatanol, Elavil® and Zoloft®.

unipolar depression: Another name for clinical depression.

winter blues: Another colloquial name for Seasonal Affective Disorder (SAD).
 
winter depression: Another name for Seasonal Affective Disorder (SAD).