| English Dictionary |
HIGH-ENERGY
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Dictionary entry overview: What does high-energy mean?
• HIGH-ENERGY (adjective)
The adjective HIGH-ENERGY has 3 senses:
1. of or relating to elementary particles having energies of hundreds of thousands of electron volts
2. providing a relatively large amount of energy upon undergoing a chemical reaction
3. vigorously energetic or forceful
Familiarity information: HIGH-ENERGY used as an adjective is uncommon.
Dictionary entry details
Sense 1
Meaning:
Of or relating to elementary particles having energies of hundreds of thousands of electron volts
Classified under:
Relational adjectives (pertainyms)
Pertainym:
energy ((physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs)
Sense 2
Meaning:
Providing a relatively large amount of energy upon undergoing a chemical reaction
Similar:
energetic (possessing or exerting or displaying energy)
Sense 3
Meaning:
Vigorously energetic or forceful
Synonyms:
high-energy; high-octane; high-power; high-powered; high-voltage
Context example:
a high-voltage theatrical entrepreneur
Similar:
dynamic; dynamical (characterized by action or forcefulness or force of personality)
Context examples
Gamma radiation is a type of high-energy radiation that is different from x-rays.
(Gamma irradiation, NCI Dictionary)
This bright jet of high-energy material, produced by a disk of material spinning rapidly around the black hole, is visible in multiple wavelengths of light, from radio waves through X-rays.
(The Giant Galaxy Around the Giant Black Hole, NASA)
A type of external radiation therapy that uses a special machine to make invisible, high-energy particles (protons or helium ions) that kill cancer cells.
(Charged-particle radiation therapy, NCI Dictionary)
A type of high-energy radiation that is different from an x-ray.
(Gamma Radiation, NCI Dictionary)
A procedure in which high-energy sound waves are aimed directly at an area of abnormal cells or tissue in the body.
(HIFU, NCI Dictionary)
Radiation therapy in which high-energy beams are delivered to the tumor from outside of the body.
(External Beam Radiation Therapy, NCI Thesaurus)
In recent years, the Max-Planck Institute for Astronomy's H.E.S.S. experiment has identified more than 80 incredibly powerful sites of gamma rays, called high-energy gamma-ray sources, in our Milky Way.
(Pulse of a Dead Star Powers Intense Gamma Rays, NASA)
An x-ray is a type of high-energy radiation that can go through the body and onto film, making pictures of areas inside the chest, which can be used to diagnose disease.
(Chest Radiography, NCI Dictionary)
Most of the energy of glucose or fatty acids is extracted through oxidation to produce the reduced high-energy electron carriers NADH and FADH2.
(Electron Transport Pathway, NCI Thesaurus/BIOCARTA)
A type of radiation therapy that uses high-energy photons (units of light energy).
(High-energy photon therapy, NCI Dictionary)
| Learn English with... Proverbs |
"You must first walk around a bit before you can understand the distance from the valley to the mountain." (Bhutanese proverb)
"Meat and mass never hindered man." (Arabic proverb)
"Better a good neighbour than a distant friend." (Dutch proverb)