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energy level

[en-er-jee lev-uhl]

noun

  1. a comparative level of capacity for vigorous activity.

    The child has a high energy level.

  2. Also called energy statePhysics.,  one of a quantized series of states in which matter may exist, each having constant energy and separated from others in the series by finite quantities of energy.



energy level

noun

  1. a constant value of energy in the distribution of energies among a number of atomic particles

  2. the energy of a quantum state of a system. The terms energy level and energy state are often used loosely to mean quantum state . This is avoided in precise communication

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of energy level1

First recorded in 1905–10
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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.

Tidying our living space can reduce stress and boost our energy levels, according to psychologists.

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Symptoms can include difficulties concentrating and sitting still, having high energy levels and being impulsive.

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Within hours she was coughing up mucus, and as the days went on she felt her energy levels rising again.

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Instead of reaching for caffeine, Ms Suresh says it's far better to focus on regular meals, hydration and nutrient-rich foods that support steady energy levels throughout the day.

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His energy levels were tremendous, his aggression in the tackle, his subtle touches and, of course, his try were of the highest quality.

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energy gapenergy obesity