IPA: //kraɪəˈdʒɛnɪks//
KK: /kraɪəˈdʒɛnɪks/
The science that deals with the production and effects of very low temperatures.
Cryogenics is used in various fields, including medicine and space exploration.
Cryogenics → It is formed from "cryo-" (from Greek "kryos", meaning cold or frost) and "-genics" (from Greek "genes", meaning born of or produced by). The word refers to the science of producing and studying very low temperatures.
Think of 'cold' ('cryo-') and 'produced by' ('-genics') to remember that cryogenics is the study of things related to very low temperatures.