Which definition of homosexuality is being used?
The "sexual or romantic attraction to others of one's same sex" or "sexual activity with another of the same sex"
https://www. Merriam-webster. Com/dictionary/homosexuality
(of a person) sexually attracted to people of one's own sex.
Involving or characterized by sexual attraction between people of the same sex.
noun: homosexual; plural noun: homosexuals
a person who is sexually attracted to people of their own sex.