1. To shorten or reduce the conclusion or final part of something, such as a speech, story, or event
The director decided to abbreviate the ending of the film to keep it under two hours.
O diretor decidiu abreviar o final do filme para mantê-lo abaixo de duas horas.
2. To cut short the closing remarks or conclusion of a presentation or performance
Due to time constraints, we had to abbreviate the ending of the conference.
Devido às restrições de tempo, tivemos que abreviar o final da conferência.