had propagated
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past perfectof propagate.past perfect
Used to express a completed action that took place before another specific past action occurred.
propagateverb (used with object)to cause (an organism) to multiply by any process of natural reproduction from the parent stock.
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 belief, which air theorists had propagated since the onset of combat planes in World War I, seemed confirmed by the results of World War II. However, the U.S.
From Slate ● Jul. 30, 2026
Dr. Glenzer, however, said he was sure that the fusion had propagated.
From New York Times ● Aug. 17, 2021
Thirteen generations of moths, nine generations of saw-flies, every member a female, had propagated themselves quite cheerfully without the assistance of males of the species.
From Time Magazine Archive
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The war and its aftermath have finally exposed the mindless cliches about the Arab world that the experts had propagated so assiduously and that steered them so wrong.
From Time Magazine Archive
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Only the poorest part of his poetic equipment had propagated in her, and had he taught her anything, she would not have overvalued it so much.
From Heather and Snow by George MacDonald