Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

erg

play
noun \ˈərg\

Definition of erg

  1. :  a centimeter-gram-second unit of work equal to the work done by a force of one dyne acting through a distance of one centimeter and equivalent to 10−7 joule



Origin and Etymology of erg

Greek ergon work — more at work


First Known Use: 1873

Rhymes with erg


erg-

combining form

Definition of erg-

  1. :  work <ergometer>



Variants of erg-

or

ergo-

Origin and Etymology of erg-

Greek, from ergon


Medical Dictionary

erg

play
noun \ˈərg\

Medical Definition of erg

  1. :  a cgs unit of work equal to the work done by a force of one dyne acting through a distance of one centimeter and equivalent to 10−7 joule




ERG

abbreviation

Medical Definition of ERG

  1. electroretinogram




Learn More about erg

  1. Medical Dictionary: Definition of erg Britannica.com: Encyclopedia article about erg


Seen and Heard

What made you want to look up erg? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the lowest point

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

fox-in-summer-forest

Which of these is a synonym of inchoate?

experimental formless frightening massive
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ