vacuum energy

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Background energy in a vacuum associated with constant vacuum fluctuations. Some astronomers believe vacuum energy to be the source of energy for the apparent acceleration of the expansion of the universe.

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Question 1 of 7

Let’s start with some etymology: What are the origins of the typographical word “bracket”?

First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.

First appeared in 1610, based on the French word “baguette” for the long loaf of bread.

First appeared in 1555, and is related to the French word “raquette” for a netted bat.

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Words nearby vacuum energy

vacuum cleaner, vacuum coffee maker, vacuum concrete, vacuum distillation, vacuum drying, vacuum energy, vacuum flask, vacuum fluctuation, vacuum forming, vacuum frame, vacuum gauge

Example sentences from the Web for vacuum energy

I think a lot of it has to do with the attitude and the energy behind it and the honesty.
‘Black Dynamite’ Presents Police Brutality: The Musical|Stereo Williams|January 9, 2015|DAILY BEAST
Total oil production figures include crude oil, natural gas liquids, and other liquid energy products.
Fact-Checking the Sunday Shows: Jan. 4|PunditFact.com|January 5, 2015|DAILY BEAST
The energy economy has always been a fixture of Texas life, and that has not changed.
Will Texas Stay Texan?|David Fontana|December 29, 2014|DAILY BEAST
But politicians abhor a rhetorical vacuum, and they have clamored to fill it.
The 2014 Novel of the Year|Nathaniel Rich|December 29, 2014|DAILY BEAST

Day by day, it drives people to distraction by diverting energy to mindless legal compliance.
Red Tape Is Strangling Good Samaritans|Philip K. Howard|December 27, 2014|DAILY BEAST
This is the first and principal point at which we can stanch the wastage of teaching energy that now goes on.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
Sleek finds it far harder work than fortune-making; but he pursues his Will-o'-the-Wisp with untiring energy.
The Pit Town Coronet, Volume I (of 3)|Charles James Wills
This may be done by taking the humming tone and bringing to bear upon it a strong pressure of energy.
Expressive Voice Culture|Jessie Eldridge Southwick
It was, of course, the suppressed emotional energy finding another outlet.
The Wave|Algernon Blackwood
She was putting her papers tidy again with calm fingers, while his own were almost cramped with the energy of suppressed desire.
The Wave|Algernon Blackwood

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vacuum energy

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Example sentences from the Web for vacuum energy