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Definitions

energy

[en-er-jee] / ˈɛn ər dʒi /
NOUN
person's spirit and vigor
Synonyms
STRONGEST
efficiency intensity power spirit stamina strength toughness vitality
STRONG
activity animation application ardor birr dash drive effectiveness efficacy endurance enterprise exertion fire force forcefulness fortitude get-up-and-go go hardihood initiative juice life liveliness might moxie muscle pep pizazz pluck potency puissance punch spontaneity steam tuck vehemence verve vim virility vivacity zeal zest zing zip
WEAK
operativeness élan
Antonyms
STRONGEST
apathy impotence inability incompetence inefficiency lack laziness lethargy weakness
STRONG
cowardice dispiritedness dullness idleness inactivity indifference indolence ineffectiveness lifelessness powerlessness uselessness
WEAK
tiredness
NOUN
generated power
Synonyms
STRONGEST
dynamism electricity heat potential service strength
STRONG
application burn conductivity current force friction gravity horsepower juice kilowatts magnetism pressure radioactivity rays reaction response steam voltage wattage
Antonyms
STRONGEST
lack
STRONG
peace question
WEAK
idleness inactivity laziness lethargy tiredness

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The BOJ finds itself walking a tightrope as it balances the two-way risk of low growth and high inflation as energy costs drive up prices while simultaneously dampening economic activity.

From The Wall Street Journal • Apr. 28, 2026

"Not at all, but yes, because I've had more energy to fight."

From BBC • Apr. 28, 2026

The Federal Reserve, European Central Bank and Bank of England are expected to follow suit amid growing concerns about a fresh spike in inflation caused by the surge in energy costs.

From Barron's • Apr. 28, 2026

Its foray into green energy saw it pay peak prices for assets that have failed to deliver promised returns.

From The Wall Street Journal • Apr. 28, 2026

For decades, these schools, and other institutions, studied subjects as varied as precognition, telepathy, psychokinesis, energy fields, reincarnation, and mediumship.

From "American Spirits" by Barb Rosenstock

Vocabulary lists containing energy

Quantum of Vocabulary: the Parlance of Particle Physics

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Albert Einstein

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List 1

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