energy density
Americannoun
Etymology
Origin of energy density
First recorded in 1955–60
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In a paper published in February, she and colleagues described the most promising energy storage system of this kind to date, at least in terms of its energy density.
From BBC ● May 7, 2026
Actual charging times and energy density depend on vehicle specifications and real-world conditions.
From The Wall Street Journal ● Mar. 28, 2026
"We very rigorously designed these diets to be matched on 22 characteristics, including macronutrients, fiber, added sugar, energy density, and also many vitamins and minerals," Davy said.
From Science Daily ● Dec. 10, 2025
This produced a material capable of both high energy density and high power density, a combination that is rarely achieved in a single device.
From Science Daily ● Dec. 1, 2025
Ordinary matter, which has a positive energy density, gives space-time a positive curvature, like the surface of a sphere.
From "A Brief History of Time: And Other Essays" by Stephen Hawking
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
