Main entry: acidic
Definition: being or containing an acid; of a solution having an excess of hydrogen atoms (having a pH of less than 7)
Definition: relating to or containing an alkali; having a pH greater than 7
Antonyms: amphiprotic, amphoteric
Definition: having characteristics of both an acid and a base and capable of reacting as either
Main entry: acid, acidic, acidulent, acidulous
Definition: being sour to the taste
Antonyms: sweeten, dulcify, dulcorate, edulcorate
Definition: make sweeter in taste
Antonyms: sweet
Definition: having or denoting the characteristic taste of sugar