homoerotophobia

In fact, its use there came later, after it was used to describe the irrational basis for acts of violence sometimes committed against gay men and lesbians because of their sexuality by clinical psychologist George Weinberg, who is credited with coining it, who may have thought that the exiting term–homoerotophobia–was simply too many syllables.

The Volokh Conspiracy » Another Word I Will Gladly Continue To Use: 2007