high-energy

adjective

high-en·​er·​gy ˈhī-ˈe-nər-jē How to pronounce high-energy (audio)
1
a
: having such speed and kinetic energy as to exhibit relativistic departure from classical laws of motion
used especially of elementary particles whose velocity has been imparted by an accelerator
b
: of or relating to high-energy particles
2
: yielding a relatively large amount of energy when undergoing hydrolysis

Examples of high-energy in a Sentence

Recent Examples on the Web
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With four powerhouse teams vying for the national title, fans can expect high-energy matchups that showcase the very best of women’s NCAA basketball. Jenn Nelson, Forbes.com, 1 Apr. 2025 Now, Texas is going back to the Elite Eight with an experienced guard in Harmon and its high-energy guard of the future in Preston playing off one another. Cameron Teague Robinson, New York Times, 29 Mar. 2025 Their commitment to building a show that prioritizes genuine connection while staying true to the fun, high-energy vibe of the original concept is evident in this live iteration. Shelby Stewart, Essence, 27 Mar. 2025 Sunday, June 22: The Colorado Mambo Orchestra, led by Dr. Raul Murciano Jr., is known for its high-energy mambo and salsa music spanning traditional Cuban music to R&B, American songbook standards, and Brazilian tunes. The Know, Denver Post, 27 Mar. 2025 See All Example Sentences for high-energy

Word History

First Known Use

1934, in the meaning defined at sense 1a

Time Traveler
The first known use of high-energy was in 1934

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Cite this Entry

“High-energy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-energy. Accessed 13 Apr. 2025.

Medical Definition

high-energy

adjective
: yielding a relatively large amount of energy when undergoing hydrolysis
high-energy phosphate bonds in ATP
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