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primary cell

noun, Electricity
1.
a cell designed to produce electric current through an electrochemical reaction that is not efficiently reversible, so that the cell when discharged cannot be efficiently recharged by an electric current.
Origin
1900-1905
1900-05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for primary-cell

primary cell

noun
1.
an electric cell that generates an electromotive force by the direct and usually irreversible conversion of chemical energy into electrical energy. It cannot be recharged efficiently by an electric current Also called voltaic cell Compare secondary cell
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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