Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Acidic \A*cid"ic\, a. (Min.)
1. Containing a high percentage of silica; -- opposed to
{basic}.
[1913 Webster]
2. of or relating to acid; having the character of an acid,
as an acidic solution.
[PJC]
From WordNet (r) 3.0 (2006) [wn]:
acidic
adj 1: being or containing an acid; of a solution having an
excess of hydrogen atoms (having a pH of less than 7)
[ant: {alkalic}, {alkaline}, {amphiprotic}, {amphoteric}]
2: being sour to the taste [syn: {acidic}, {acid}, {acidulent},
{acidulous}]
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