phantom energy
"Phantom energy" can refer to wasted electrical power in everyday devices or a theoretical concept in cosmology.
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Definition
B2Energy Efficiency
(technical)Power drawn by devices when they are off but still plugged in.
Example
- Unplugging your phone charger when not in use can save phantom energy.
C1Cosmology
(academic, theoretical)A hypothetical type of dark energy that causes the universe to expand at an accelerating rate.
Example
- Phantom energy could potentially lead to the universe's catastrophic end, known as the 'Big Rip.'
Similar
Terms that have similar or relatively close meanings to "phantom energy":