cryo·​pres·​er·​va·​tion ˌkrī-ō-ˌpre-zər-ˈvā-shən How to pronounce cryopreservation (audio)
: preservation (as of cells) by subjection to extremely low temperatures
ˌkrī-ō-pri-ˈzərv How to pronounce cryopreservation (audio)
transitive verb

Examples of cryopreservation in a Sentence

Recent Examples on the Web In vitro fertilization, or IVF, can result in multiple embryos that can be frozen and stored in fertility clinics or cryopreservation centers for several hundred dollars annually, keeping them viable for future use. Nouran Salahieh, CNN, 22 Feb. 2024 Because the worms, which number in the millions, are essentially stuck in the conditions they were collected in thanks to cryopreservation, researchers can use them for tests for decades without worry, Tintori said. Marco Quiroz-Gutierrez, Fortune, 8 Mar. 2024 The egg freezing process, otherwise medically known as mature oocyte cryopreservation, is a step that some women prefer to take to prepare for family planning down the road. Dominique Fluker, Essence, 21 Dec. 2023 The larvae that survive cryopreservation are exceptionally fragile and can experience side effects that slow their development. WIRED, 11 Nov. 2023 As reefs worldwide are threatened by rising sea temperatures, bleaching, and acidification, cryopreservation is a growing part of the strategy to restore these ecosystems. Cameron Pugh, The Christian Science Monitor, 11 Dec. 2023 Coral cryopreservation is difficult in part because freezing and thawing wreak havoc on cells. WIRED, 11 Nov. 2023 The new cryopreservation process has been years in the making. Margaret Osborne, Smithsonian Magazine, 30 Aug. 2023 With environmental pressure on the reefs rising, the researchers needed a cryopreservation strategy that was more effective than focusing on sperm. Margaret Osborne, Smithsonian Magazine, 30 Aug. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cryopreservation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


cryo- + preservation

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of cryopreservation was in 1965

Dictionary Entries Near cryopreservation

Cite this Entry

“Cryopreservation.” Dictionary, Merriam-Webster, Accessed 19 Jun. 2024.

Medical Definition


cryo·​pres·​er·​va·​tion -ˌprez-ər-ˈvā-shən How to pronounce cryopreservation (audio)
: preservation (as of sperm or eggs) by subjection to extremely low temperatures
cryopreserve transitive verb
cryopreserved; cryopreserving
Last Updated: - Updated example sentences
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