Definitions

1. noun

The quality of being slightly acid or having a low pH.

“The subacidity of the soil affected the growth of the plants.”

2. noun

A condition or state characterized by a slightly acidic quality.

“The subacidity of the water in the lake made it difficult to drink.”

3. chemistry

The quality of being slightly acid, particularly in relation to the pH of a solution.

“The subacidity of the solution was measured using a pH meter.”