metergram

from The Century Dictionary.

• noun A practical unit used in describing or specifying the properties of wire or other electrical conductors; a wire one meter long and weighing one gram.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Mech.) A measure of energy or work done; the power exerted in raising one gram through the distance of one meter against gravitation; 100 gram-centimeters.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A measure of energy or work done; the power exerted in raising one gram through the distance of one meter against gravitation.