con·ser·va·tive 
(kən-sûrvə-tĭv)
(kən-sûrvə-tĭv)adj.
1. Favoring traditional views and values; tending to oppose change.
2. Traditional or restrained in style: a conservative dark suit.
3. Moderate; cautious: a conservative estimate.
4.
a. Of or relating to the political philosophy of conservatism.
b. Belonging to a conservative party, group, or movement.
5. Conservative Of, designating, or characteristic of a political party founded on or associated with principles of social and political conservatism, especially in the United Kingdom or Canada.
6. Conservative Of or adhering to Conservative Judaism.
7. Tending to conserve; preservative: the conservative use of natural resources.
n.
1. One favoring traditional views and values.
2. A supporter of political conservatism.
3. Conservative A member or supporter of a Conservative political party.
con·serva·tive·ly adv.
con·serva·tive·ness n.