性せい科か学がく者しゃMeaningsNoun1. sexologistKanji used性nature (of a person)科department学study者someoneComposed of性せいnature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); -ty; -ity; -ness; -cyNoun科か学がく者しゃscientistNoun