de·sal·i·nate 
(dē-sălə-nāt′)
(dē-sălə-nāt′)tr.v. de·sal·i·nat·ed, de·sal·i·nat·ing, de·sal·i·nates
To remove salts and other chemicals from (seawater or soil, for example).
de·sal′i·nation n.
de·sali·na′tor n.
desalinateschematic diagram of a
flash-distillation process to
desalinate seawater