What does "variability" mean?

The state or characteristic of being variable.

How do you pronounce "variability"?

Pronounced //ˌvæɹ.i.əˈbɪl.ə.ti//.

Common synonyms include: variableness, arrhythmia, brokenness, capriciousness, change, changeability.

/ˌvæɹ.i.əˈbɪl.ə.ti/ noun

noun ·Moderate ·High school level

Noun

1
The state or characteristic of being variable. countable, uncountable
2
the quality of being subject to variation wordnet
3
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. countable, uncountable
4
the quality of being uneven and lacking uniformity wordnet

"Herbal supplements sold in drugstores have poor quality control and high content variability."

Derived form of variable, from Old French variable; see variable + -ity.