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.
It’s also why diesel is used to power heavier machines, such as trucks, tractors and even ships, where the energy density of the fuel matters more.
From The Wall Street Journal ● Oct. 1, 2026
Researchers found that greater reductions in energy density were tied to lower calorie intake and greater weight loss, despite the absence of any instructions to eat less.
From Science Daily ● Aug. 17, 2026
Controlled feeding studies have shown that reducing the energy density of meals can help people feel full while lowering the amount of energy they consume.
From Science Daily ● Aug. 17, 2026
The 1.65 megajoules per kilogram recorded in their February paper is significantly greater than the energy density of lithium-ion batteries, currently the most popular type of battery for phones and electric cars.
From BBC ● May 7, 2026
But the total energy density in “empty” space far away from the plates must be zero, because otherwise the energy density would warp the space and it would not be almost flat.
From "A Brief History of Time: And Other Essays" by Stephen Hawking
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