EREWHILE; EREWHILES
Ere`while", Ere`whiles", adv.
Defn: Some time ago; a little while before; heretofore. [Archaic]
I am as fair now as I was erewhile. Shak.
ERF
Erf, n.; pl. Erven. Etym: [D.]
Defn: A garden plot, usually about half an acre. [Cape Colony]
ERG
Erg, n. Etym: [Gr. (Physics)
Defn: 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.
ERGAL
Er"gal, n. [G., fr. Gr. work.] (Physics)
Defn: Potential energy; negative value of the force function.
ERGAT
Er"gat, v. t. Etym: [L. ergo therefore.]
Defn: To deduce logically, as conclusions. [Obs.] Hewyt.