API gravity scale

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noun

the American Petroleum Institute gravity scale: a universally accepted scale of the relative density of fluids that is used in fuel technology and is measured in degrees API. One degree API is equal to (141.5/ d)–131.5, where d = relative density at 288.7KSee also Baumé scale

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QUIZ YOURSELF ON PARENTHESES AND BRACKETS APLENTY!

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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 API gravity scale

apiculture, apiculus, apiece, à pied, Apiezon, API gravity scale, apiology, Apis, apish, pitched battle, a, apivorous

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example sentences from the Web for API gravity scale

The most recent activity had a high point of 3.6 on the Richter Scale.
26 Earthquakes Later, Fracking’s Smoking Gun Is in Texas|James Joiner|January 7, 2015|DAILY BEAST
So did Alexander Hamilton, and on a grander scale than your AmEx.
Forget the Resolutions; Try a Few Declarations|Kevin Bleyer|January 1, 2015|DAILY BEAST
So not only will the GOP have control in the Senate, it will move the center of gravity on Capitol Hill hard to starboard.
The Democrats’ Black Hole—and What They Can Do About It|Michael Tomasky|December 31, 2014|DAILY BEAST
Only two senators opposed the resolution, which the administration later claimed was the authority for a full-scale war.
The World’s Toughest Political Quiz|Jeff Greenfield|December 31, 2014|DAILY BEAST

The last time there was a raid of this scale was in 2001, when 52 men were arrested on Queen Boat, a floating disco on the Nile.
Sisi Is Persecuting, Prosecuting, and Publicly Shaming Egypt’s Gays|Bel Trew|December 30, 2014|DAILY BEAST
The specific gravity is most conveniently estimated by means of the urinometer—Squibb's is preferable (Fig. 14).
A Manual of Clinical Diagnosis|James Campbell Todd
One frequently wishes to ascertain the specific gravity of quantities of fluid too small to float an urinometer.
A Manual of Clinical Diagnosis|James Campbell Todd
On a small scale map, in an office, you may make mole-hills of mountains; on the ground there's no escaping from its features.
Gallipoli Diary, Volume I|Ian Hamilton
She would never forget it; but realizing its gravity, she decided thereupon never to tell it—the dream—to anybody.
The Homesteader|Oscar Micheaux
Gordon, however, had never been a lover, and if Bernard noted Angela's gravity it was not because he felt jealous.
Confidence|Henry James

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