Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A device, such as a battery, that is capable of changing some form of energy, such as chemical energy or radiant energy, into electricity. Also called voltaic cell♦ An electric cell that converts light energy into electrical energy using the photoelectric effect is called a photoelectric or photovoltaic cell; such cells are used in the generation of solar power and are called solar cells. See also galvanic.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.