Fossilize

Webster's Dictionary of the English Language

·vi To become fossil.

II. Fossilize ·vi To become antiquated, rigid, or fixed, beyond the influence of change or progress.

III. Fossilize ·vt To convert into a fossil; to Petrify; as, to fossilize bones or wood.

IV. Fossilize ·vt To cause to become antiquated, rigid, or fixed, as by fossilization; to Mummify; to Deaden.