plural of atypical

that has no type; devoid of typical character; irregular; unlike the type

plural of atypicality

In a manner which is not typical.

Not conforming to the normal type. / Unusual or irregular.

(pharmacy) An atypical antipsychotic.

The condition of being atypical

Synonym of atypia

plural of atypical tarantula

(medicine) Pneumonia not caused by one of the pathogens most commonly associated with the disease, such as Streptococcus pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis.