ˌ ̷ ̷ ̷ ̷ˈthīmēə noun
( -s )
Etymology: New Latin, from German zyklothymie, from zyklo- cycl- + -thymie -thymia
: a temperament characterized by alternation of lively and depressed moods believed to predispose the individual toward manic-depressive insanity — opposed to schizothymia ; compare extroversion