nor·mal /ˈnôrməl/ adjective
1. adjective conforming to a standard; usual, typical, or expected. the usual, average, or typical state or condition.
2. Technical (of a line, ray, or other linear feature) intersecting a given line or surface at right angles.
3. Medicine (of a salt solution) containing the same salt concentration as the blood. dated•Chemistry (of a solution) containing one gram-equivalent of solute per liter.
4. Geology denoting a fault or faulting in which a relative downward movement occurred in the strata situated on the upper side of the fault plane.
So when it comes to normal in my version of the world as I know it, #1 applies to nearly everything I work with yet I personally am not part of that superset described as "normal".
As for strangeness, (S) as a property of personalities, expressed as a quantum number, for describing the decay of a personality in strong social interactions which occur in a short period of time.
The strangeness of a personality is defined as: S = − ( n s − n s- )
I think I got that right or did I get that mixed up with something else again?