[noun]Her obsession is to become the first ever woman chess grandmaster. [C]The problems began when his love for her turned to obsession. [U]He has an obsession with looking good. [C](specialized) In psychology, an obsession is characterized by continuous and unreasonable thoughts or desires, which the obsessed person often finds very upsetting.
OBSESSION
Meaning of OBSESSION in English
Cambridge English vocab. Кембриджский английский словарь. 2012