This is the 1239th most frequent Portuguese word.
primeiro
"Primeiro" means "first" in English.
The word "primeiro" is used here as an adverb to describe the sequence of activities, indicating the initial step in a process.
Primeiro, vamos revisar os conceitos básicos.
First, let's review the basic concepts.
In this sentence, "primeiro" serves as an ordinal adjective, describing the position of the subject in a sequence related to the attendees of an event.
Ele foi o primeiro a chegar na festa.
He was the first to arrive at the party.
Here, "primeiro" acts as an adverb, emphasizing the sequence of actions, specifying an order in which activities will occur.