1. An excessive, compulsive, and often unhealthy dedication or commitment to a person, cause, or activity that dominates one's thoughts and actions
His obsessive devotion to his work left no time for his family.
Sua devoção obsessiva ao trabalho não deixou tempo para sua família.
2. A state of being preoccupied with something to an extreme degree, often beyond what is considered rational or healthy
The fan's obsessive devotion to the celebrity bordered on unhealthy.
A devoção obsessiva do fã pela celebridade era quase patológica.