electrolyte

 
Pronunciation: /ɪˈlɛktrəlʌɪt/

noun

  • 1a liquid or gel which contains ions and can be decomposed by electrolysis, e.g. that present in a battery.
  • 2 (electrolytes) Physiology the ionized or ionizable constituents of a living cell, blood, or other organic matter.

Origin:

mid 19th century: from electro- + Greek lutos 'released' (from luein 'loosen')