energy-efficient
energy-efficient
low energy use
Learn energy-efficient with free cards in 30 seconds.
10 minutes a day can add up to 3,000 words a year. Spaced flashcards bring each word back when it is time to remember it.
energy-efficient fits your vocabulary level. Check your level if you are not sure.

How many words can you learn in a year?
If you learn 8-10 new words a day and review them regularly with flashcards, you can cover about 3,000 words in a year.
ZapomniEnglish brings words back at the right time: difficult words appear more often, familiar words less often.
Not sure what pace to start with? Check your vocabulary level and we will suggest words for your level.
We count words you add to learning and review regularly. Active use grows gradually and depends on practice.
| Pace | Per day | Per year | Best for |
|---|---|---|---|
| Easy | 3 words | ≈ 1,100 words | starting without pressure |
| Balanced | 5 words | ≈ 1,800 words | steady growth |
| Recommended | 8 words | ≈ 2,900 words | around 3,000 words a year |
| Fast | 10 words | ≈ 3,650 words | visible vocabulary growth |
| Intensive | 15 words | ≈ 5,500 words | strong motivation |
energy-efficient with Russian translation
energy-efficient usage examples
Мы купили энергоэффективные лампочки, чтобы сократить плату за электричество.
We bought energy-efficient light bulbs to lower our electric bills.
Энергоэффективный холодильник помогает хранить продукты холодными, не тратя лишнюю энергию.
An energy-efficient refrigerator helps keep food cold without wasting power.
Learn by topic
energy-efficient belongs to the topic "Household Appliances". Start with a short 7-word set so the word is easier to remember in context.
energy-efficient synonyms
What's the difference between energy-efficient / energy-saving / power-efficient / energy-conserving / low-energy / efficient
Very close synonym; often used in collocations (e.g. energy-saving bulbs) and stresses the energy reduced or saved.
Installing energy-saving LED bulbs cut their lighting bills.
Similar to energy-efficient but often used in technical contexts for electrical devices (focus on power consumption).
Choose power-efficient servers to reduce data centre energy costs.
Emphasises actions or designs that conserve energy (measures, habits, systems) rather than product labels.
Energy-conserving measures like better insulation can cut heating needs significantly.
Often used about buildings or designs that require very little energy; common in technical/building contexts, especially UK.
They renovated the home to create a low-energy dwelling with minimal heating needs.
Broader term meaning effective or productive with minimal waste; not limited to energy use.
She's an efficient manager who gets projects finished on time.
Focuses on environmental friendliness broadly (reduced pollution, recyclable materials), not only on energy use.
They chose eco-friendly packaging that is biodegradable and uses less energy to produce.
Narrower term used mainly for vehicles or machines that use less fuel for the same distance/work.
The new model is more fuel-efficient, saving drivers money on petrol.
Broader environmental adjective relating to sustainability and low environmental impact; not limited to energy use.
They prefer green energy suppliers and invest in solar panels for their home.
What's the difference
More related word breakdowns
Short comparisons help you choose the right word by meaning, context, and typical examples.

bite vs chew vs sting vs nip: разница между bite, chew, sting и nip
Разница между bite, chew, sting и nip: когда bite значит кусать, chew жевать, sting жалить, а nip слегка укусить.

carry vs wear vs take vs bring: разница между carry, wear, take и bring
Разница между carry, wear, take и bring: когда carry значит нести, wear носить одежду, take брать с собой, а bring принести.

catch vs make vs take vs board: разница между catch, make, take и board
Разница между catch, make, take и board в теме транспорта: успеть на поезд, сесть на автобус или воспользоваться транспортом.
Related words and lists for energy-efficient
How to pronounce energy-efficient and what this word means
energy-efficient means energy-efficient. This page includes translation, pronunciation, transcription, audio, usage examples and related words.
how to pronounce energy-efficient
/ˌɛn.ə.dʒi ɪˈfɪʃ.ənt/
energy-efficient translation
energy-efficient
energy-efficient examples
We bought energy-efficient light bulbs to lower our electric bills.
energy-efficient transcription
/ˌɛn.ə.dʒi ɪˈfɪʃ.ənt/, /ˌɛnərdʒi ɪˈfɪʃənt/
Questions about this word
energy-efficient meaning: what does it mean?
low energy use
energy-efficient pronunciation: how do you pronounce it?
energy-efficient is pronounced as /ˌɛn.ə.dʒi ɪˈfɪʃ.ənt/. Audio is available on this page when the word has a recording.
energy-efficient definition and sentence examples: how is it used in a sentence?
We bought energy-efficient light bulbs to lower our electric bills. Translation: Мы купили энергоэффективные лампочки, чтобы сократить плату за электричество.
Is energy-efficient part of Climate and Ecology vocabulary?
Yes, energy-efficient can be learned in the Climate and Ecology topic. This semantic link helps build related word lists and topic-based practice.
Is energy-efficient part of Household Appliances vocabulary?
Yes, energy-efficient can be learned in the Household Appliances topic. This semantic link helps build related word lists and topic-based practice.
Learn energy-efficient in your vocabulary
Add this word to practice, repeat it with audio, examples and your own word lists.