What does "filtered" mean?

1. (purified or strained) passed through a filter to remove dirt, solid pieces, or impurities. 2. (softened light) light that is less bright because it has passed through something like a curtain or leaves.

filtered

adj.

US //ˈfɪɫtɝd// UK //fˈɪltəd// fil·tered

1 purified or strained (adj.)
B2 Upper Intermediate

passed through a filter to remove dirt, solid pieces, or impurities.

having been passed through a porous substance or device to remove suspended particles or impurities.

Example

The office provides filtered water so employees don't have to buy plastic bottles.

Example

The laboratory requires filtered air to prevent microscopic dust particles from contaminating the sensitive chemical samples during the experiment.
2 softened light (adj.)
B2 Upper Intermediate

light that is less bright because it has passed through something like a curtain or leaves.

describing light that has been reduced in intensity or changed in quality by passing through a medium.

Example

The filtered sunlight coming through the trees made the forest look peaceful.

Example

The photographer preferred the soft, filtered light of the late afternoon, which eliminated the harsh shadows typical of midday sun.
- direct
- harsh

Origin

From filter + -ed.