Homophobia (noun)

1. An irrational fear or hatred of homosexuality or homosexuals.
2. An irrational fear or hatred of people who are attracted to the same sex.

Origin:

From greek homos (same) + -phobia (fear).

Examples:

1. The politician was criticized for his remarks that were seen as promoting homophobia.
2. The society is still struggling with the problem of homophobia.
3. It was very hard for me to come out as gay because of the fear of homophobia.
4. The teacher was fired for expressing his homophobia in the classroom.
5. Many people believe that homophobia is just a form of prejudice.