coldsleep

== English == === Alternative forms === cold sleep === Etymology === From cold +‎ sleep. === Pronunciation === === Noun === coldsleep (uncountable) A deep sleep during which the body is stored at very cold temperature, to preserve it; cryogenic sleep. Synonyms: cryo, cryopreservation, cryosleep === Verb === coldsleep (third-person singular simple present coldsleeps, present participle coldsleeping, simple past and past participle coldslept) To experience deep sleep whilst the body is stored at a very cold temperature; to engage in cryogenic sleep. Synonym: cryopreserve ==== See also ==== === References === Jesse Sheidlower, editor (2001–2026), “coldsleep, n.”, in Historical Dictionary of Science Fiction. Jesse Sheidlower, editor (2001–2026), “coldsleep, v.”, in Historical Dictionary of Science Fiction.