Meaning of voltaic pile

volta'ic pile'

Pronunciation: [key]
— Elect. Elect.
  1. an early battery cell, consisting of several metal disks, each made of one of two dissimilar metals, arranged in an alternating series, and separated by pads moistened with an electrolyte. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.