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acidic

[uh-sid-ik] /əˈsɪd ɪk/
adjective
1.
acid (def 5).
2.
Geology, acid (def 8).
3.
acid-forming (def 1).
4.
containing acid-bearing pollutants:
Acidic runoff is poisoning the nation's rivers.
Origin
1875-1880
1875-80; acid + -ic
Related forms
nonacidic, adjective
semiacidic, adjective
unacidic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for semi acidic

acidic

/əˈsɪdɪk/
adjective
1.
another word for acid
2.
(of an oxide) yielding an acid in aqueous solution
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for semi acidic

acidic

adj.

1877, originally in geology; see acid (n.) + -ic.

Online Etymology Dictionary, © 2010 Douglas Harper
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6
7
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