Sentence:  As used in this Act , the term ' saline <WSD>water</WSD> ' includes sea water , brackish water , and other mineralized or chemically charged water , and the term ' United States ' extends to and includes the District of Columbia , the Commonwealth of Puerto Rico , and the territories and possessions of the United States . 
Meaning of the word marked with <WSD> tags:  binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent