This is the 5004th most frequent Portuguese word.
isentos
"Isentos" means "exempt" or "free from obligation."
Here, 'isentos' denotes that the fresh food products do not have taxes applied to them; it's used to indicate exemption.
Os produtos alimentícios frescos são isentos de impostos.
Fresh food products are exempt from taxes.
In this sentence, 'isentos' signifies that the participants do not bear legal responsibilities, emphasizing their release from obligation.
Os participantes da pesquisa foram isentos de qualquer responsabilidade legal.
The research participants were exempt from any legal responsibility.
This usage of 'isento' refers to the characteristic of the environment being devoid of noise, highlighting an absence.