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have preserved

  • present perfect
    of preserve.
    preserve
    verb (used with object)
    to keep alive or in existence; make lasting.

Example Sentences

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See Examples For:

Because fossils of these early multicellular organisms are difficult to find, he studies the chemistry of ancient rocks to identify the environments most likely to have preserved them.

From Science Daily Aug. 17, 2026

But we have preserved our ability to hold tenaciously to an idea.

From The Wall Street Journal Jul. 2, 2026

But Barry Eichengreen, an economics professor at the University of California, Berkeley, points to geopolitical and security factors that have preserved the dollar’s status.

From Barron's Jun. 5, 2026

The three major U.S. airlines — American, Delta and United — have preserved international and nonstop domestic flights amid the cuts.

From MarketWatch Nov. 7, 2025

“Since you have preserved my narration,” said he, “I would not that a mutilated one should go down to posterity.”

From "Frankenstein" by Mary Shelley