acidic Meaning, Definition & Usage
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adjective being or containing an acid; of a solution having an excess of hydrogen atoms (having a pH of less than 7)
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adjective satellite being sour to the taste
acidulent; acid; acidulous.
WordNet
A*cid"ic adjective
Definitions
(Min.) Containing a high percentage of silica; -- opposed to basic. 2. of or relating to acid; having the character of an acid, as an acidic solution.