energy - Master This Word
Master this word with our 5-step learning method – Learn English in English
energy Word Meanings
- The capacity to do work or cause physical change.
- Vitality and liveliness.
- Power derived from physical or chemical resources.
energy Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
energy Phonetic & Pronunciation
UK
/ˈɛnədʒi/
US
/ˈɛnərdʒi/
energy Word Etymology
Energia (Greek, energeia) = 'work' + -gy (from Greek -gia) = 'action or state'. Originated from Latin, borrowed into French before entering English. Picture a dynamic movement of lifting weights or powering a machine, showing how energy translates to action.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputEnglish Brain Route
Feet planted, I grip the bar and push, watching the weight rise as my breath tightens. I shift my stance and adjust my grip to keep the line steady. The moment of lift feels like a switch turning, a surge of effort I hold before it settles into control. That push, that shift, that choice to keep going reveals energy in action.
Real Context
Energy is a fundamental concept in science and daily life. It refers to the capacity to do work or bring about change, and it appears in many forms: kinetic energy in motion, potential energy stored in a raised object, thermal energy in heated substances, and electrical energy powering devices. Beyond physics, energy also means vitality and liveliness: a person who has energy feels active and productive. In energy resources discussions, people compare sources like fossil fuels, wind, sun, and batteries, emphasizing how efficiently a system converts energy from one form to another. The word derives from Greek energia, and its path into English mirrors older borrowings from Latin, French, and other languages.
Usage Reminders
- Recall energy means capacity to do work; avoid using energy to mean power; use energy with renewables like renewable energy; remember the two senses (physical energy vs vitality); pronounce EN-er-gy with stress on the first syllable; collocate with phrases like energy efficiency, energy sources, and energy crisis.
Common Misconceptions
- Energy is only about electricity or power.
- Energy and power mean the same thing.
- Energy cannot be stored or saved.
- If you eat, you gain energy only from food; you cannot gain energy otherwise.
- All energy sources are nonrenewable.
Thinking Differences
In English, energy is discussed as both a physical quantity and a metaphor for liveliness; learners often mix up energy with strength or stamina without noting form or context.
Learning Tips
- Study energy in physics contexts (kinetic, potential) and everyday uses (vitality).
- Learn common phrases: energy efficiency, renewable energy, energy source.
- Practice distinguishing energy from power and from force.
- Listen for pronunciation: EN-er-gy with emphasis on the first syllable.
- Create your own example sentences using energy in different senses.
- Use flashcards to memorize forms (kinetic, thermal, electrical, chemical) and their contexts.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of the word 'energy'?
A.Happy
B.Power
C.Color
D.Jump
Step 2: Usage
Which sentence uses the word 'energy' correctly?
A.The cat is full of energy.
B.The table is made of energy.
C.I like to paint with energy.
D.Energy can fly in the sky.
Step 3: Similar Words
Which word is most similar to 'energy'?
A.Electricity
B.Sadness
C.Food
D.Sleep
Step 4: Opposite Words
What is the opposite of 'energy'?
A.Fast
B.Lazy
C.Strong
D.Excited
Step 5: Mastery
Can you think of a real-life context where 'energy' is important?
A.Playing video games all day is fun.
B.Running a marathon requires endurance.
C.Reading a book is a good way to relax.
D.Taking a nap in the afternoon helps recharge your body.
Related Listening
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