This is the 5947th most frequent Portuguese word.
booster
A "booster" in Portuguese refers to something that increases or enhances power, effectiveness, or performance.
In this context, 'booster' refers to a device used to amplify or improve the strength of a wireless signal.
Comprei um booster para melhorar a recepção do sinal de Wi-Fi.
I bought a booster to enhance Wi-Fi signal reception.
Here, 'booster' indicates a supplement or source of increased energy specifically aimed at improving physical performance during exercises.
Meu treinador recomendou um booster de energia para os treinos.
My coach recommended an energy booster for workouts.
In this sentence, 'booster' relates to an additional dose of a vaccine to enhance immunity.