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erg

1

[ urg ]

noun

, Physics.
  1. the centimeter-gram-second unit of work or energy, equal to the work done by a force of one dyne when its point of application moves through a distance of one centimeter in the direction of the force; 10− 7 joule.


erg

2

[ erg ]

noun

, Geology.
  1. a vast area covered with sand and shifting dunes, as parts of the Sahara Desert.

ERG

3

abbreviation for

erg

1

/ ɜːɡ /

noun

  1. informal.
    short for ergometer
“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


erg

2

/ ɜːɡ /

noun

  1. the cgs unit of work or energy. 1 erg is equivalent to 10 –7joule
“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

erg

3

/ ɜːɡ /

noun

  1. an area of shifting sand dunes in a desert, esp the Sahara
“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

erg

1

/ ûrg /

  1. The unit of energy or work in the centimeter-gram-second system, equal to the force of one dyne over a distance of one centimeter. This unit has been mostly replaced by the joule.


erg

2

/ ûrg /

  1. An extensive area of desert covered with shifting sand dunes.
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Word History and Origins

Origin of erg1

1870–75; < Greek érgon work

Origin of erg2

1870–75; < French < Arabic ʾirq
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Word History and Origins

Origin of erg1

C19: from Greek ergon work

Origin of erg2

C19: from Arabic `irj
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Example Sentences

Cu scrt Porcia Nn est inquit hc temerrium14 factum meum, sed in tl stat nostr me25 erg t amris certissimum indicium.

Back ercross I goes erg'in, an' ther pork keeps right on my trail.

The unit of work is that which is required to overcome a resistance of a dyne over a centimetre, and is called an Erg.

Our horses were brought to the door, and we rode, accompanied by our guard and an interpreter, to the Erg Palace.

Accordingly, I gathered myself together, mounted my horse, and rode slowly to the Erg Palace.

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