1
: having unwanted elements (such as sediments) removed by means of a filter : subjected to filtration
filtered water
2
: made less intense, full, or pure by being partially blocked
plants that do well in filtered sunlight
Adjustable slats (vanes) fit between sheets of polyester fabric, allowing a filtered view or complete privacy.—Daniel Gregory
Frantic July tourist cars sent up a filtered sound and smell through the tall plane trees below the windows.—M. F. K. Fisher
3
: having a filter
filtered cigarettes
A few days or perhaps weeks later, the person moves into one of the big, specially filtered rooms and starts the chemotherapy, which is tenderly called ablation.—Sallie Tisdale
filtered
2 of 2past tense and past participle of filter entry 2
Cite this Entry
“Filtered.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/filtered. Accessed 1 Sep. 2026.
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