(I’ve been asked this elsewhere and thought others might find it helpful.)
The modern use of the word “monosexual” was invented along with “bisexual” by European scientists in the late 19th century and early 20th century. Back then, “bisexual” meant having a combination of male and female anatomical features, or a lack of sexual differentiation between male and female anatomy. “Monosexual” meant clear differentiation between male and female anatomical traits. Later, when bisexuality came to mean “having masculine and feminine psychological traits” (which is how Freud used it), “monosexuality” meant having the psychological traits of one “sex”. Under that framework, bisexuality also came to be understood as a form of attraction: it was presumed that people who had the anatomical sexual traits of “both sexes” also had “male and female” psychological traits, which meant that they also were attracted to “both sexes”. It was assumed that their “male side” desired females, while their “female side” desired males. Under this definition, “monosexual” meant someone with clear anatomical and psychological “male” or “female” traits, who is attracted to one “sex”. Note that they didn’t at all differentiate between sex, gender and sexuality. These were all considered as one and the same.They also used gender-binary language. Continue reading “A brief history of the term “monosexuality””