Home › Words › O › osmoprotectorosmoprotectorosmoprotector means any material that provides osmoprotection.EtymologyFrom osmo- + protector.nounAny material that provides osmoprotection.e.g.“Compatible osmoprotectors, such as glycine betaine (GB) and proline (Pro) (10, 11), allow the bacteria to support even stronger concentrations of NaCl.” — 1989 April, Mostefa Ghoul, “Effect of carbonyl cyanide m-chlorophenylhydrazone on Escherichia coli halotolerance”, in Applied and Environmental Microbiology, volume 55, page 1040:Definitions & examples from Wiktionary (CC BY-SA 3.0).