Main Entry: acid·i·ty

Pronunciation: \ə-ˈsid-ət-ē, a-\

Function: noun

Inflected Form(s): plural acid·i·ties

1 : the quality, state, or degree of being sour or chemically acid <the acidity of lemon juice>
2 : the quality or state of being excessively or abnormally acid : hyperacidity