Definition of "transsexualist"

Most transsexualists are males […] Pseudo-hermaphrodites or other intersexes are not to be confused with transsexualists; transvestites may be transsexualists, but not necessarily.

1970, Sexology, volume 37, page 26

[M]oreover the femininity would be required for the body only, not for the mind. For if a transvestite wanted to be female all the time, he would be a transsexualist.

1992, John Oulton Wisdom, Freud, Women and Society, page 80