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
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If travel beckons, research costs early, set clear limits, and pick dates that respect your real energy levels. Tarot.com, Hartford Courant, 17 Apr. 2026 Edward Gieder, a Cherry Hill resident, said that his family noticed their nearly 10-year-old hound mix, Ricky, lost his appetite and had a lower energy level around Christmas last year. Brandon Goldner, CBS News, 14 Apr. 2026 The human body provides feedback through hunger cues, energy levels, recovery quality, and how someone feels during subsequent practices. William Jones, Ascend Agency, 13 Apr. 2026 This element is special as its nucleus vibrates at a very low energy level. Christopher McFadden, Interesting Engineering, 12 Apr. 2026 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 20 Apr. 2026.

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

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