atypical \(ˈ)ā+| ̷ ̷ ̷ ̷ ̷ ̷\adjective Etymology:a- (II) + typical : not typical : unlike the type : irregular < this sample is atypical > : abnormal < atypical behavior … not the accepted type of response that we expect from children — G.E.Gardner > • atypicallyadverb