cryopreservationn.
/ˌkrʌɪə(ʊ)prɛzəˈveɪʃn/, U.S. /ˈˌkraɪoʊˌprɛzərˈveɪʃ(ə)n/ Medicine and Biology.
The process of storing cells, tissue, etc., at very low temperatures (typically around −200°C) in order to maintain their viability.
ΚΠ
1965 Cryobiology 2 77/1 Low molecular weight PVP is an effective protective agent in the cryopreservation of nucleated cells.
1992 Animals Nov. 20/1 Utilizing advances made in cryopreservation, the sperm of endangered species is now being frozen and stored.
2001 New Scientist 25 Aug. 87/2 (advt.) The successful applicant will be working on a project involving the permeabilisation and cryopreservation of oocytes and embryos.
This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022).
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n.1965