Androgyny is the combination of masculine and feminine characteristics into an ambiguous form. Androgyny may be expressed with regard to biological sex , gender identity , gender expression , or sexual identity. When androgyny refers to mixed biological sex characteristics in humans, it often refers to intersex people. Regarding gender identity, androgynous individuals may refer to themselves as non-binary , genderqueer , or gender neutral , while others may identify as transgender men or women, or may be cisgender. As a form of gender expression, androgyny can be achieved through personal grooming, fashion, or a certain amount of THT treatment.