re·pub·li·can 
(rĭ-pŭblĭ-kən)
(rĭ-pŭblĭ-kən)adj.
1. Of, relating to, or characteristic of a republic.
2. Favoring a republic as the best form of government.
3. Republican Of, relating to, characteristic of, or belonging to the Republican Party of the United States.
n.
1. One who favors a republic as the best form of government.
2. Republican A member of the Republican Party of the United States.
re·publi·can·ism n.