Xenophobia

1. Fear (phobia) of strangers (xeno-) and of the unknown. Both racism and homophobia are sometimes reduced to xenophobia
2. Dislike of foreigners. Often a dislike of representatives of a particular nation.
3. The word Xenophobic is often used as a political insult against Racists, Isolationists, and Nationalists.

See also: anti-Semitism