Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Hydroelectric power.
  • noun A hydroelectric power plant.
  • adjective Hydroelectric.

from The Century Dictionary.

  • An element in many compound words of Greek origin, meaning ‘water.’ In chemical compounds other than hydrogen it usually represents hydrogen.

from the GNU version of the Collaborative International Dictionary of English.

  • noun obsolescent A hydro-aëroplane.
  • noun hydroelectric power; -- also used attributively.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective hydroelectric
  • noun uncountable hydroelectric power
  • noun Canada, uncountable electrical power supply; specifically : electrical power provided by a utility (as a publicly-owned one)
  • noun UK, countable, dated A spa.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek ὕδωρ (hudōr, "water").

Examples

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