This is the 9886th most frequent French word.
filtré
Filtered.
In this sentence, 'filtrée' is used to describe a process applied to water where it has been treated to remove contaminants or particles, often using a physical filter or a similar mechanism.
L'eau potable était filtrée pour enlever les impuretés.
The drinking water was filtered to remove impurities.
Here, 'filtré' is used metaphorically to indicate that the noise was reduced or blocked due to the soundproofing feature of the windows, implying that the noise was subdued or differentiated from unwanted sounds.
Le bruit a été filtré grâce aux fenêtres à isolation sonore.
The noise was filtered thanks to the soundproof windows.
In this usage, 'filtré' refers to the review or moderation of the message content by an intermediary to ensure that it meets certain criteria or standards before being communicated.