Read the whole thing. According to the dictionary:

rac·ism
–noun 1. a belief or doctrine that inherent differences among the various human races determine cultural or individual achievement, usually involving the idea that one's own race is superior and has the right to rule others.
2. a policy, system of government, etc., based upon or fostering such a doctrine; discrimination.
3. hatred or intolerance of another race or other races.

None of that was in your link.

__________________
Where are we going? And why am I in this handbasket?