Meaning of ENERGY in English

ENERGY

n.

Pronunciation: ' e-n ə r-j ē

Function: noun

Inflected Form: plural -gies

Etymology: Late Latin energia, from Greek energeia activity, from energos active, from en in + ergon work ― more at WORK

Date: 1599

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

synonyms see POWER

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.