anthem

Concise Oxford English Dictionary © 2008 Oxford University Press:
anthem/ˈanθəm/

▶noun

• 1 a rousing or uplifting song identified with a particular group or cause.

  ■ (also national anthem) a solemn patriotic song adopted as an expression of national identity.

• 2 a musical setting of a religious text to be sung by a choir during a church service.

– derivatives
anthemic adjective.

– origin OE antefn, antifne, from late L. antiphona (see antiphon).