Pronunciation: (sā'lēn, -līn),[key] —adj. 1. of, containing, or resembling common table salt; salty or saltlike: a saline solution. 2. of or pertaining to a chemical salt, esp. of sodium, potassium, magnesium, etc., as used as a cathartic.
3. of or pertaining to a method of abortion involving injection of hypertonic saline solution into the amniotic cavity during the second trimester.
—n. 1. a sterile solution of sodium chloride used to dilute medications or for intravenous therapy.
2. salty water; a salty solution.