obsessive - definition and synonyms

adjective 

Your browser doesn’t support HTML5 audio

/əbˈsesɪv/
  1. caused by an obsession
    1. a.
      affected by an obsession

      He is the latest star to become the focus of obsessive fans.

      obsessive about:

      She is obsessive about her appearance.

derived words

obsessiveness

noun [uncountable]