energy level


Definition of energy level

: 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

The biggest thing that makes a difference in my looks—and my energy level—is exercising consistently. Taylore Glynn, Marie Claire, "Hailey Bieber: In Her Own Words," 11 Mar. 2019 Proponents allege dried, powdered maca can help with everything from low energy levels to menopause. Caroline Picard, Good Housekeeping, "Does Maca Powder Have Health Benefits for Women? Here's What the Science Says," 14 Jan. 2019 Depending on the individual, a too-low-carb diet can negatively impact everything from energy levels to hormones. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "The Best (And Worst!) Diets of 2019, According to a Registered Dietitian," 10 Dec. 2018 Bipolar disorder is characterized by dramatic fluctuations in mood and energy levels. Carolyn L. Todd, SELF, "9 Things You Should Know About Taking Antipsychotic Drugs," 7 Dec. 2018 But your estrogen and progesterone levels are at their lowest now, which could translate into two things: tiredness, though many women don't notice energy level dips; and low libido. Sarah Jio, Woman's Day, "A Month in the Life of Your Hormones," 27 May 2010 From gliding through Central Park on skates to the most scenic hike on the California coast, here are five stealth workouts that will boost your heart rate, energy levels, and your mood. Vogue, "5 Outdoor Winter Workouts That Don’t Feel Like Exercise," 25 Dec. 2018 That first meal of the day is also important for keeping your blood sugar and energy levels stable. Markham Heid, Good Housekeeping, "8 Easy Tricks for a Much Happier Day," 6 Aug. 2018 Neutrinos arrive on Earth at varying energy levels, which are signatures of the processes that created them. Author: Sarah Kaplan, Anchorage Daily News, "In a cosmic first, scientists detect ‘ghost particles’ from a distant galaxy," 12 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'energy level.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of energy level

1902, in the meaning defined above

Keep scrolling for more

Learn More about energy level

Share energy level

Statistics for energy level

Last Updated

23 Mar 2019

Look-up Popularity

Time Traveler for energy level

The first known use of energy level was in 1902

See more words from the same year

More from Merriam-Webster on energy level Encyclopedia article about energy level

Comments on energy level

What made you want to look up energy level? Please tell us where you read or heard it (including the quote, if possible).


to reflect, repel, echo, or resound

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!