zero-point energy
[ zeer-oh-point ]
/ ˈzɪər oʊˌpɔɪnt /
Save This Word!
noun Physics.
energy in a substance at the temperature of absolute zero.
QUIZZES
QUIZ YOURSELF ON “ITS” VS. “IT’S”!
Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!
Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Origin of zero-point energy
First recorded in 1930–35
Words nearby zero-point energy
zero grazing, zero hour, zero in, zero in on, zero option, zero-point energy, zero population growth, zero-rate, zero-rated, zero stage, zero-sum
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for zero-point energy
Scientific definitions for zero-point energy
zero-point energy
The irreducible minimum energy possessed by a physical system, as of a substance at a temperature of absolute zero. The zero point energy of a vacuum is not zero due to vacuum fluctuations. See Note at absolute zero.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.