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Oxford definition
Acid —n.
- A any of a class of substances that liberate hydrogen ions in water, are usu. Sour and corrosive, turn litmus red, and have a ph of less tha.
- . B any compound or atom donating protons.
Source: https://www.oed.com
Acid —n.
- A any of a class of substances that liberate hydrogen ions in water, are usu. Sour and corrosive, turn litmus red, and have a ph of less tha.
- . B any compound or atom donating protons.
Source: https://www.oed.com
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