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.
After pregnancy, progesterone levels nosedive, which can drain your energy levels and mental health. Julia Ries, SELF, 23 June 2025 Sleeping in over the weekend is another must to restore your energy levels. Lisa Stardust, Refinery29, 19 June 2025 Initially bred for bird hunting, cocker spaniels are great at sports and tend to have higher energy levels than many other dogs. Maria Azzurra Volpe, MSNBC Newsweek, 17 June 2025 When coffee stops adenosine from being produced in your body, this can raise your energy levels, which can help make your metabolism faster. Lauren O'Connor, Health, 16 June 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 29 Jun. 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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