n.
Pronunciation: tran(t)s- ' ves- ˌ t ī t, tranz-
Function: noun
Etymology: German Transvestit, from Latin trans- + vestire to clothe ― more at VEST
Date: circa 1922
: a person and especially a male who adopts the dress and often the behavior typical of the opposite sex especially for purposes of emotional or sexual gratification
– trans · ves · tism \ - ' ves- ˌ ti-z ə m \ also trans · ves · tit · ism \ - ' ves- ˌ ti- ˌ ti-z ə m \ noun
– transvestite adjective