non·re·new·a·ble 
(nŏn′rĭ-nə-bəl, -ny-)
(nŏn′rĭ-nə-bəl, -ny-)adj.
1. That cannot be renewed: a nonrenewable license.
2. Of or relating to an energy source, such as oil or natural gas, or a natural resource, such as a metallic ore, that is not replaceable after it has been used.