Definition from Wiktionary, the free dictionary
variability (plural variabilities)
- the state or characteristic of being variable
- the degree to which a thing is variable. In data or statistics this is often a measurement of distance from the mean or a description of data range.
- variability in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
- variability in The Century Dictionary, The Century Co., New York, 1911