ATYPICALLY

atypically, untypically

(adverb) in a manner that is not typical; “she was atypically quiet”

Source: WordNet® 3.1

Etymology

Adverb

atypically (comparative more atypically, superlative most atypically)

In a manner which is not typical.

Antonyms

• typically

Source: Wiktionary

ATYPIC

A*typ"ic, A*typ"ic*al, a. Etym: [Pref. a- not + typic, typical.]

Definition: That has no type; devoid of typical character; irregular; unlike the type.

ATYPICAL

A*typ"ic, A*typ"ic*al, a. Etym: [Pref. a- not + typic, typical.]

Definition: That has no type; devoid of typical character; irregular; unlike the type.

Source: Webster’s Unabridged Dictionary 1913 Edition