fossilize

/ˈfɑsəlaɪz/
verb
  1. To become a fossil; to turn into stone or a hard, preserved form over a very long time.
    • Over millions of years, the dinosaur bones began to fossilize in the rock.
    • The scientists were excited to see how the ancient tree had started to fossilize.
    • Not every dead plant or animal will fossilize; special conditions are needed.
  2. To make something into a fossil; to preserve in a fossilized state.
    • They used a special resin to fossilize the insect for display.
    • Extreme cold can sometimes fossilize soft tissues that would otherwise decay.
    • The volcanic ash helped fossilize the footprints of early humans.
  3. To become fixed, unchanging, or outdated; to stop developing or adapting.
    • Languages can fossilize in isolated communities, preserving ancient words.
    • If you never learn new skills, your thinking can fossilize over time.
    • The company's rigid rules caused its culture to fossilize, driving away young talent.
Antonyms
What does "fossilize" mean? | whatsthatwordmean | whatsthatwordmean