non-homosexual
/ˌnɒnhəʊmə(ʊ)ˈsɛkʃʊəl/ /ˌnɒnhəʊmə(ʊ)ˈsɛkʃ(ʊ)l/ /ˌnɒnhəʊmə(ʊ)ˈsɛksjʊ(ə)l/adjective
Not homosexual; having a sexual orientation other than homosexual, specifically heterosexual.
noun
A person who is not homosexual; specifically a heterosexual person.
Origin
1940s. From non- + homosexual.