- past perfect progressive of trace.
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.
The FBI reached out almost a decade later after learning I had been tracing our family history for a book I was writing.
From The Wall Street Journal • Dec. 5, 2025
By the time I read Arthaud, I had been tracing this history in colonial-era and medical archival sources in Europe, North America, the Caribbean, and South America for years.
From Slate • Sep. 4, 2023
Since then, it said it had been tracing the arms, checking with governments and suppliers.
From Reuters • May 23, 2022
Linda pointed out that for decades a man named Brice McAdoo Clagett — a lawyer who died in 2008 — had been tracing the Clagett lineage.
From Washington Post • Oct. 10, 2020
The night was warm and clear—the moon very bright—her window commanded a view of scenes she had been tracing in the daytime with Miss Clare.
From The Works of Charles Lamb in Four Volumes, Volume 4 by Lamb, Charles