hyperenergetic

adjective

hy·​per·​en·​er·​get·​ic ˌhī-pər-ˌe-nər-ˈje-tik How to pronounce hyperenergetic (audio)
variants or hyper-energetic
: extremely or excessively energetic
The set has been decorated in a futuristic, high-tech mode, heavy with music-video overtones, including fake smoke and a bevy of attractive, hyperenergetic dancers, …Elaine Warren
hyperenergetic molecules
a hyper-energetic child
hyper-energetic music

Word History

First Known Use

1830, in the meaning defined above

Time Traveler
The first known use of hyperenergetic was in 1830

Dictionary Entries Near hyperenergetic

Cite this Entry

“Hyperenergetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperenergetic. Accessed 2 Feb. 2023.

Love words? Need even more definitions?

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


The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY