# renewable

/ɹiˈnuəbəɫ/ (US) · /ɹɪnjˈuːəbəl/ (UK)

Source: https://englishreference.com/word/renewable
Updated: 2026-06-20

## Senses

### 1. energy/resources

adjective · CEFR B1

describing energy from natural sources that will never run out, such as the sun, wind, or water.

For teachers: relating to a natural resource or source of energy that is not depleted by use.

- Many countries are trying to use more renewable energy like wind and solar power.
- The transition to renewable energy sources is essential for reducing carbon emissions and meeting international climate targets.

Usage: Often used before nouns like 'energy', 'power', or 'resources'.

### 2. contracts/agreements

adjective · CEFR B2 · Formal

describing a contract or agreement that you can continue or extend after it ends.

For teachers: capable of being extended in validity or duration after the initial term expires.

- The apartment lease is renewable every year if both sides agree.
- The consultant was offered a six-month contract that is renewable upon successful completion of the primary project milestones.

### 3. sustainable energy sources

noun · CEFR B2

a type of energy that comes from a source that does not run out.

For teachers: a source of energy that is not depleted by use, such as water, wind, or solar power.

- The government is investing heavily in renewables to protect the environment.
- Investment in renewables has surpassed that of fossil fuels in several major economies over the last fiscal year.

Usage: Usually used in the plural form 'renewables'.

## Examples

- Solar power is a popular form of renewable energy.
- The government is investing heavily in renewable resources to reduce the country's dependence on fossil fuels.
- Transitioning to a fully renewable power grid requires significant advancements in battery technology to manage the intermittent nature of wind and solar generation.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.