renewablere·new·a·ble /rɪˈnjuːəbəlrɪˈnuː-/ adjectiveadj1renewable materials, sources of energy etc will continue to exist or will grow again and are therefore never used upinvestments in renewable energy projects such as solar power
—renewables noun [plural]We assume that the price of fossil fuels will rise while the cost of renewables will fall.
2COMMERCEa contract, agreement, deal etc that is renewable can be continuedMake sure the policy is annually renewable with reasonable rate increases.
a 15-year renewable lease