|—n , pl -ties|
|1.||the quality or state of being acid|
|2.||the amount of acid present in a solution, often expressed in terms of pH|
|3.||another name for hyperacidity|
|a chattering or flighty, light-headed person.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
acidity a·cid·i·ty (ə-sĭd'ĭ-tē)
The state, quality, or degree of being acid.