monomania

• Nom désignant une préoccupation excessive ou obsessionnelle pour un seul sujet, une idée ou une activité.

A noun referring to an excessive or obsessive preoccupation with a single subject, idea, or activity.

indénombrable

1. Obsession with a single ideaC2formal

   An excessive and persistent focus on one particular subject, thought, or activity, often to the exclusion of all else.

   Monomanie

   • His monomania for collecting vintage watches consumed all his free time and savings.
   • The detective's monomania about the case made him ignore other important leads.
   • Her monomania with cleanliness made it difficult for her to relax in any environment.

   Synonymescompulsionfanaticismfixationobsessionobsessivenesspreoccupationsingle-mindedness