"transsexual" in the noun sense
1. transsexual, transexual, transgendered
a person who has undergone a sex change operation
2. transsexual, transexual
a person whose sexual identification is entirely with the opposite sex
"transsexual" in the adjective sense
1. transsexual
identifying with the opposite gender from the one that one is born with
Source: WordNet® (An amazing lexical database of English)
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