Adjective : atypical behavior; a flower atypical of the species.    From Dictionary.com. 

Our results indicate that atypicality cannot be ignored in an analysis of the folk concept of causation.    From Wordnik.com.  [Experimental Philosophy] Reference

While 29\% of the subjects reported anxiety or atypicality symptoms, 82\% did not report interpersonal concerns.    From Wordnik.com.  [Wrong Planet Asperger / Autism Forums] Reference

Moreover, our results suggest that atypicality can affect causal judgments about an agent's action even when it is not the agent who has acted atypically. here and we would welcome any comments that you might have.    From Wordnik.com.  [Experimental Philosophy] Reference

Whereas Driver has pointed out that the data Knobe relies on can also be used to support the claim that it is the atypicality of the agent's behavior that influences our willingness to assign causality to that agent.    From Wordnik.com.  [Experimental Philosophy] Reference

The idea that if one's brain has a atypicality the probability of having other, seemingly unrelated, atypicalities is increased.    From Wordnik.com.  [What's it Like?] Reference

3) Beware the "atypicality" of remote events.    From Wordnik.com.  [Original Signal - Transmitting Buzz] Reference