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nickel-cadmium battery

[nik-uh l-kad-mee-uh m]
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noun
  1. a storage battery, with an alkaline electrolyte, having nickel oxide as the positive element and cadmium as the negative.
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Also called nicad, NiCd battery.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018