renewable
US /rɪˈnuː.ə.bəl/
UK /rɪˈnuː.ə.bəl/

1.
able to be renewed; able to be replaced naturally or by human effort
:
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Solar energy is a renewable resource.
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The company focuses on developing renewable technologies.
2.
(of a contract, license, etc.) capable of being continued for a further period
:
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The lease agreement is renewable annually.
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His work permit is renewable after five years.