0 a medical operation, or series of operations, that gives a transgender person the physical characteristics of the gender (= sex) that they feel they belong to :
The male chromosomes do not change with either hormonal treatment or sex reassignment surgery
In 1946, Gillies carried out the first female-to-male sex reassignment surgery.
Sex reassignment surgery consists of processes transsexual women and men take in order to match their anatomical sex to their gender identity.
Sex reassignment surgery is a major operation and the cultural shift from presenting as male to presenting as female is a major change of lifestyle.
She has not yet decided whether to undergo sex reassignment surgery.
