- Of or relating to elementary particles with energies exceeding hundreds of thousands of electron volts.
- Yielding a large amount of energy upon undergoing chemical reaction.
- Vigorous; dynamic.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for high-energy
After three weeks of high-energy crisis management, Pragnell returned to his everyday office work.House of the Witch: The Renegade Craft Brewers of Panama
November 30, 2014
So he did what any high-energy, incredibly ambitious University of Michigan grad would do—he headed to Denver.Parents Come Out of the Pot Closet
January 15, 2014
The morning tends to be my high-energy time, and I usually write in the morning.Oliver Sacks: How I Write
December 19, 2012
A boy named Andy Maguire is zapped with high-energy “Parker Particles,” and a new hero is born—Alpha.Grandpa in Tights: Spider-Man Hits Middle Age
August 26, 2012
These mesons materialize only in high-energy nuclear collisions.
There were also comets and meteors and calcium-clouds and high-energy free nuclei, all of which acted as was appropriate for them.A Matter of Importance
William Fitzgerald Jenkins
The shielding had been torn away from one of the energy converters and exposed the room to high-energy radiation.The Highest Treason
High-energy beams blasted, fairly volatilizing the ground as they struck in as deep as they could be driven.The Galaxy Primes
Edward Elmer Smith
High-energy beams of particles can be used for selective destruction of specific areas of the brain.