alternative energy (redirected from energy, alternative)

alternative energy

n

(Life Sciences & Allied Applications / Environmental Science) a form of energy derived from a natural source, such as the sun, wind, tides, or waves Also called renewable energy

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Noun

1.

alternative energy - energy derived from sources that do not use up natural resources or harm the environment energy, free energy - (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs; "energy can take a wide variety of forms" solar energy, solar power - energy from the sun that is converted into thermal or electrical energy; "the amount of energy falling on the earth is given by the solar constant, but very little use has been made of solar energy" wind generation, wind power - power derived from the wind (as by windmills)