[noun] [U] medicalSaline is a liquid mixture of salt and pure water, which helps to kill bacteria or can be used to replace liquid lost from the body.Saline can be used for cleaning contact lenses.If you have a sore throat, you can gargle with a saline solution.In hospital they put her on a saline drip to restore her body fluids.
Meaning of SALINE in English
Cambridge English vocab. Кембриджский английский словарь. 2012