energy

en·er·gy

noun \ˈe-nər-jē\

plural en·er·gies

Definition of ENERGY

1

a : dynamic quality <narrative energy> b : the capacity of acting or being active <intellectual energy> c : a usually positive spiritual force <the energy flowing through all people>

2

: vigorous exertion of power : effort <investing time and energy>

3

: a fundamental entity of nature that is transferred between parts of a system in the production of physical change within the system and usually regarded as the capacity for doing work

4

: usable power (as heat or electricity); also : the resources for producing such power

Examples of ENERGY

1. The kids are always so full of energy.
2. They devoted all their energy to the completion of the project.
3. They devoted all their energies to the completion of the project.
4. She puts a lot of energy into her work.
5. The newer appliances conserve more energy.

Origin of ENERGY

Late Latin energia, from Greek energeia activity, from energos active, from en in + ergon work — more at work

First Known Use: 1599

Related to ENERGY

Synonyms: aura, chi (or ch'i also qi), ki, vibe(s), vibration(s)

Antonyms: lethargy, listlessness, sluggishness, torpidity

Related Words: inner light, light, nature, orgone, soul, spirit; élan vital, life, lifeblood, Shakti (also Sakti), world soul; karma, mana

Near Antonyms: indolence, laziness; debilitation, debility, delicacy, disablement, enfeeblement, faintness, feebleness, frailness, frailty, impotence, impotency, infirmity, powerlessness, puniness, slightness, softness, tenderness, weakness; enervation, exhaustion, inanition, prostration

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See Synonym Discussion at power

Other Physics Terms

amplitude, centrifugal, centripetal, convection, gradient, hysteresis, kinetic, lase, quantum