The American Heritage® Dictionary of the English Language, 4th Edition
n. The process of freezing and storing the body of a diseased, recently deceased person to prevent tissue decomposition so that at some future time the person might be brought back to life upon development of new medical cures.
n. The cryopreservation of a person with medical needs that cannot be met by available medicine until resuscitation and healing by future medicine is possible.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the freezing of a seriously ill or recently deceased person to stop tissues from decomposing; the body is preserved until new medical cures are developed that might bring the person back to life
Word Usage
"In 1976, after retiring from teaching, he founded the Cryonics Institute, adopting the word "cryonics" from cryogenics, a field of physics that studies how materials behave at very low temperatures."