- 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.
Origin of voltaic pile
First recorded in 1805–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an early form of battery consisting of a pile of paired plates of dissimilar metals, such as zinc and copper, each pair being separated from the next by a pad moistened with an electrolyteAlso called: pile, galvanic pile, Volta's pile
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.