- past perfect progressive of tweak.
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.
APOBEC3 can edit the genomes of many viruses, including SARS-CoV-2, and the sheer number of edits indicated that this human protein had been tweaking the monkeypox virus for a long time.
From Scientific American • Jul. 20, 2022
Liman had been tweaking and tinkering, trying to capture the essence of war, going at it so heavily he was still editing less than a month before the film’s release in theaters by Roadside Attractions.
From Los Angeles Times • May 13, 2017
One possible question was Cram's occasionally tender left calf, which had been tweaking him after the Nice race.
From Time Magazine Archive
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