Definition of alkaline battery in English:

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alkaline battery

Entry from US English dictionary


A long-lived dry cell with an alkaline electrolyte of potassium hydroxide, which deters corrosion.
Example sentences
  • Primary alkaline batteries use sodium hydroxide or potassium hydroxide as the electrolyte.
  • With advances in standard off-the-shelf alkaline batteries, most electronic sensors can operate for longer periods without running down.
  • I bought it about 7 years ago, and I still use it to recharge all my alkaline batteries.

For editors and proofreaders

Syllabification: al·ka·line bat·ter·y

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