renewable

definition: 
(Of a natural resource or source of energy) not depleted when used
sentence: 
If you're willing to put solar panels on your roof or a hybrid car in your driveway, you may be eligible for tax incentives and rebates on renewable sources of energy and related technologies.
There's no doubt that wind and solar are clean, efficient and renewable sources of energy.v
difficulty: 
easy
toefl frequency: 
2
toefl classification: 
adverb: 
adjective: 
adverb sentence: 
adjective sentence: 
verb: 
verb sentence: