It is.
terrorism /tĕr′ə-rĭz″əm/
noun
1. The use of violence or the threat of violence, especially against civilians, in the pursuit of political goals.
2.The act of terrorizing, or state of being terrorized; a mode of government by terror or intimidation.
3. The practise of coercing governments to accede to political demands by committing violence on civilian targets; any similar use of violence to achieve goals.
The commandments of this cult are mandatory and do not admit relativism. Islam commands the savage killing of anyone who does not agree to be subjugated. Kill the "infidel."