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
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 a high-energy election week, this one offers a chance to pause and assess the market and broader macroeconomic outlook in the aftermath of the election. Vinamrata Chaturvedi, Quartz, 10 Nov. 2024 He’s always been a high-motor, high-energy player and a tough run defender. Parker Gabriel, The Denver Post, 4 Nov. 2024 Since first announcing his campaign for presidency in 2015, Trump's rallies have become renowned for their high-energy atmosphere, theatrical elements, and fervent supporter engagement. Marco Rubio, Newsweek, 2 Nov. 2024 The high-energy event brought more than 13,000 people to the Wisconsin State Fair Exposition Center on Friday night. Mary Spicuzza, Journal Sentinel, 2 Nov. 2024 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

Dictionary Entries Near high-energy

Cite this Entry

“High-energy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-energy. Accessed 23 Nov. 2024.

Medical Definition

high-energy

adjective
: yielding a relatively large amount of energy when undergoing hydrolysis
high-energy phosphate bonds in ATP
Last Updated: - Updated example sentences
Love words? Need even more definitions?

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