aberrant

adj. aberrante, anormal, antinatural, preternatural; extraviado, anómalo

aberrante | anómalo | atípico

aberrante, anómalo, anormal, irregular, errado, extraviado, descaminado

Ex: Standardization never became quite complete, especially as regards height-to-paper; the Clarendon Press sturdily retains the so-called Dutch height of 23-851 mm. to this day, and various aberrant heights may still be found in Europe.

aberrante