energy level

noun

: one of the stable states of constant energy that may be assumed by a physical system
used especially of the quantum states of electrons in atoms and of nuclei

called also energy state

Examples of energy level in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Travel, especially with time zone changes, disrupts your sleep cycle and energy levels. Mark Travers, Forbes, 19 Mar. 2025 The pair were discussing the energy levels of crowds at his shows, when Bristowe shared an anecdote about the president. Josh Hammer, Newsweek, 19 Mar. 2025 Bipolar disorder is a manic-depressive illness of the brain that causes extreme changes in mood and energy levels, according to the National Institute of Mental Health. Vanessa Etienne, People.com, 14 Mar. 2025 Dog foods made with high-quality ingredients, such Canidae Pure Healthy Weight Limited Ingredient, can help your pup shed weight naturally and increase their energy levels due to the higher nutritional content. Bestreviews, The Mercury News, 17 Feb. 2025 See All Example Sentences for energy level

Word History

First Known Use

1902, in the meaning defined above

Time Traveler
The first known use of energy level was in 1902

Cite this Entry

“Energy level.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/energy%20level. Accessed 25 Mar. 2025.

Kids Definition

energy level

noun
: one of the stable states of constant energy that may be assumed by a physical system
used especially of the states of electrons in atoms

More from Merriam-Webster on energy level

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