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Renewable Definition: Naturally Replenishable & Extendable (2 meaning)
Meaning 1：naturally replenishable (renewable)
renewable
/rɪˈnuːəbəl/
adj.
Describing an energy source (like sun or wind) or a resource that can be naturally replaced and will not run out.
naturally replenishable
➕
/ˈnætʃərəli rɪˈplenɪʃəbəl/
adj.
Describes resources that can be replaced naturally over time, such as sunlight or wind.
📘 Details & Usage
📖 Root Explanation
re- (again) + new + -able (capable of)
💡 Mnemonic
Re + new + able = able to make new again. Think of a forest regrowing after a fire.
📖 Example
Many countries are now investing heavily in renewable sources like solar and wind power to fight climate change.
Many countries are now investing heavily in renewable sources like solar and wind power to fight climate change.
🔗 Collocations
renewable energy – Naturally replenishable power sources like solar or wind
renewable resources – Resources that can be naturally replenished
renewable sources – Sources of energy or materials that are renewable
🔄 Synonyms
sustainable (adj.) – Able to be maintained at a certain rate or level without depleting resources
inexhaustible (adj.) – Unable to be used up because available in unlimited quantity
replenishable (adj.) – Able to be refilled or restored to the original level
🚫 Antonyms
non-renewable (adj.) – Not able to be replenished naturally; finite
finite (adj.) – Having limits; not infinite
exhaustible (adj.) – Able to be used up completely
🌱 Derivatives
renewability (n.) – The quality of being renewable
renewably (adv.) – In a way that is renewable
📖 Cultural Story
Renewable energy emerged as a key term in 21st-century climate policy. Derived from Latin 'renovare' (to renew) plus '-able', it describes resources that can naturally replenish.
Meaning 2：extendable (renewable)
renewable
/rɪˈnuːəbəl/
adj.
Describing something (like a contract, license, or membership) whose period of validity can be extended for another term.
extendable
➕
/ɪkˈstendəbəl/
adj.
Describes a document or agreement whose validity can be extended for a further period after its initial term ends.
📘 Details & Usage
📖 Example
My gym membership is renewable every year, so I just pay the fee to keep it active.
My gym membership is renewable every year, so I just pay the fee to keep it active.
🔗 Collocations
renewable contract – A contract that can be renewed when it expires
renewable license – A license that can be extended for another term
renewable membership – A membership that can be continued after its period ends
🔄 Synonyms
extendable (adj.) – Capable of being made longer in time
continuable (adj.) – Able to be continued or prolonged
prolongable (adj.) – Capable of being prolonged or extended
🚫 Antonyms
non-renewable (adj.) – Not able to be renewed after expiry
fixed-term (adj.) – Having a fixed duration that cannot be extended
expired (adj.) – No longer valid because the period has ended
🌱 Derivatives
renewal (n.) – The action of extending the period of validity
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