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has been filtering
  • present perfect progressive of filter (3rd person singular).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Tepco has been filtering the contaminated water to remove isotopes, leaving only tritium, a radioactive isotope of hydrogen that is hard to separate.

From Reuters • Aug. 24, 2023

Tepco has been filtering the contaminated water to remove radioactive isotopes, leaving only hard-to-remove tritium.

From Reuters • Aug. 20, 2023

Tepco has been filtering the water to remove more than 60 radioactive substances, but the water will not be entirely radiation-free.

From BBC • Jul. 13, 2023

Tepco has been filtering the contaminated water to remove isotopes, leaving only tritium, a radioactive isotope of hydrogen that is hard to separate from water.

From Reuters • Jul. 4, 2023

Artist by artist, show by show, Ars Nova has been filtering into the mainstream.

From New York Times • Mar. 13, 2019