Capable of reacting with an acid to form a salt. Lavoisier classified lime, baryta, alumina, and silica as 'salifiable earths'.
• (a.) Capable of neutralizing an acid to form a salt; -- said of bases; thus, ammonia is salifiable.
Sal'i·fi`a·ble adjective [ Confer French salifiable . See Salify .] (Chemistry) Capable of neutralizing an acid to form a salt; -- said of bases; thus, ammonia is salifiable . 
Type: Term Pronunciation: sal′i-fī′ă-bĕl Definitions: 1. Capable of being made into salts; said of a base that combines with acids to make salts.
salifiable Capable of combining with an acid to form a salt.