internal resistance

noun Electricity.

the resistance within a battery, or other voltage source, that causes a drop in the source voltage when there is a current.

Nearby words

  1. internal pudendal artery,
  2. internal pudendal vein,
  3. internal rate of return,
  4. internal reconstruction,
  5. internal relation,
  6. internal respiration,
  7. internal revenue,
  8. internal revenue service,
  9. internal rhyme,
  10. internal secretion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for internal resistance

internal resistance


physics the resistance of a cell, accumulator, etc, usually given as (E - V)/ I, where E is the emf of the cell, and V the potential difference between terminals when it is delivering a current I
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