Cryonics (noun)

1. The study of preserving biological matter, especially the bodies of humans, at low temperatures with the hope of restoring them to a future state of technology.
2. The practice of freezing a human body with the hope of reviving it in the future.

Origin:

From greek kryos meaning "icy cold" and onkos meaning "being".

Examples:

1. Cryonics is a controversial field of science that has yet to be proven effective.
2. Some people choose cryonics as a way to potentially cheat death.
3. Cryonics companies offer a service to cryopreserve deceased individuals with the hope of reviving them in the future.
4. The concept of cryonics has been popularized in science fiction, but it is still a subject of ongoing scientific research.
5. Despite its potential benefits, cryonics is not widely accepted by the scientific community.