1. to speed up or hasten the finishing of a task, project, or process
We need to accelerate the completion of this project to meet the deadline.
Precisamos acelerar a conclusão deste projeto para cumprir o prazo.
2. to increase the rate at which something is finished or brought to an end
The new team will accelerate the completion of the construction.
A nova equipe vai acelerar a conclusão da construção.