dust
US /dʌst/
UK /dʌst/

1.
poeira
fine, dry powder consisting of tiny particles of earth or waste matter lying on surfaces or carried in the air
:
•
The old books were covered in a thick layer of dust.
Os livros antigos estavam cobertos por uma espessa camada de poeira.
•
A cloud of dust rose as the car drove away.
Uma nuvem de poeira subiu quando o carro partiu.
1.