This is the 5840th most frequent Portuguese word.
bt
In Portuguese, "BT" is often shorthand for "base track," referring to a backing track in music.
In this sentence, 'BT' refers to a telecommunications company, possibly British Telecom.
Eu vou assistir ao seminário sobre tecnologia pela BT.
I am going to attend the seminar on technology via BT.
Here, 'BT' is used to refer to a company providing internet services.
Há um problema no serviço de internet da BT.
There's an issue with BT's internet service.
In this sentence, 'BT' is mentioned as a provider entity involved in network connections.