intermediate value

2. In mathematics, a value that a continuous function takes between two other values it takes at two points.

By the intermediate value theorem, the continuous function must equal 0 somewhere between -1 and 1.

3. A value lying between two extremes in a set of data or measurements.

The intermediate value of the test scores was 72, between the lowest and highest scores.

4. A middle-level value in a scale or ranking, neither the minimum nor the maximum.

Choose an intermediate value on the slider to set a moderate volume.