normality

What it means

1. uncountableThe state of being normal or usual; normalcy.

   Jessie was going to wear pants to school, but her brother persuaded her to wear shorts to preserve normality.

2. countableuncountablechemistryThe concentration of a solution expressed in gram equivalent weights of solute per litre of solution.
3. countablemathematicsA measure of how well an observed distribution approximates a normal distribution.

In a sentence

Jessie was going to wear pants to school, but her brother persuaded her to wear shorts to preserve normality.

Where it comes from

1. Frenchnormalité
2. Englishnormality

From normal + -ity, perhaps modelled on French normalité.