fossilize
verb
Meaning
Undergo a process where organic material is replaced by minerals, turning into a fossil, or metaphorically become rigid and unchanging.
Examples
- Soft tissues rarely fossilize because they decay before the mineral replacement process can begin.
- His outdated management style has begun to fossilize, making it difficult for the company to innovate.
Synonyms: harden, petrify, ossify, calcify