Definition of erg
The word erg uses 3 letters:egr.
ERG is playable in:
n. - The unit of work or energy in the C. G. S. system, being the amount of work done by a dyne working through a distance of one centimeter; the amount of energy expended in moving a body one centimeter against a force of one dyne. One foot pound is equal to 13,560,000 ergs. 2
Direct anagrams of erg