content: They used a relativistic loophole to bypass your argument. The medical and psychological community changed the definitions of disease and disorder to anything "harmful" to the individual and/or others, and put the burden on opponents of homosexuality to prove that it causes harm. But then at the same time they made it illegal to try to prove it because that's "hateful" and your career would be over. The true, general definition of disorder is: 4. a deviation from the normal system or order. You'll note definition 3 in that dictionary link, which is narrowed down to a medical context, is the one that was exploited.