Androgyny refers to the possession of both "female” and "male” gender-role characteristics.
Androgyny is a term that combines the Greek words for man and woman that refers to a state of ambiguous gender in which identifying sexual characteristics are uncertain or mixed. It differs from hermaphoditism, or intersexuality, a condition in which dual sexual characteristics are unambiguously present. To say that someone is andryogynous is to say that he or she combines stereotypically male and female attributes.
Other /More definition:
Androgyny refers to the presence of both "masculine" and "feminine" traits in a single person; the coexistence of both masculine and feminine personality traits in an individual.
It also means having high levels of both masculine and feminine characteristics; a personality trait consisting of masculine as well as feminine characteristics; a psychological identity that includes both masculine and feminine characteristics or traits.
Lexicon of Psychology - Terms, Treatments, Biographies,