transsexual         
noun [ C ] uk/trænzˈsek.ʃu.əl/ us/trænzˈsek.ʃu.əl/
 (尤指男性)易性癖者
a person who feels that they are not the same gender (= sex) as the physical body they was born with, or who does not fit easily into being either a male or a female
 Synonym: transgender
  变性人
a person who has had medical treatment to change their sex