性せい的てき二に形けいMeaningsNoun1. sexual dimorphismKanji used性nature (of a person)的target二two形shapeComposed of性せい的てきsexual (i.e. relating to biological sex); sexual (relations, attraction, abuse, etc.)Na-adjective二にtwo; 2Numeric形けいform; adjective; i-adjective (in Japanese)Suffix