Sodium chloride solution is also commonly known as saline solution, which is a mixture of salt and water, used to clean and disinfect wounds or contact lenses. Additionally, it is referred to as normal saline, isotonic saline or physiological saline. Other synonyms for sodium chloride solution include sodium chloride injection, saline IV, and sterile saline. While saline is a common term, it is essential to note that it refers to a specific combination of salt and water and not just any saltwater. These synonyms can be used interchangeably, depending on the context of the usage, and they all denote a solution that has a specific concentration of salt and water.