Definitions

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

  • adjective Of or relating to a heating or cooling system that transfers heat by circulating a fluid through a closed system of pipes.

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

  • adjective Refers to heating systems which involve circulating hot water or steam.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[hydr(o)– + -onic (as in electronic).]

from Wiktionary, Creative Commons Attribution/Share-Alike License

blend of hydro- and -onic

Examples

  • This setup with water circulating through PEX tubing is called a hydronic floor heating system, or a radiant floor.

    Heating Your Home: Thermal Mass

  • Unfortunately, the alternatives (such as radiant "hydronic" heating) are just too expensive for the time being, and so forced-air is what we've got.

    The Berkeley Daily Planet, The East Bay's Independent Newspaper

  • "That's because, in addition to numerous energy conservation integrated design strategies such as hydronic radiant heated flooring and a high-efficiency HVAC system with an energy recovery wheel, our most innovative strategy was the use of high-tech computational fluid dynamics

    Dexigner Design Portal

  • The plumber watched anxiously in case there was a hydronic leak in the underfloor heating system, but all was well.

    Bird Cloud

  • The plumber watched anxiously in case there was a hydronic leak in the underfloor heating system, but all was well.

    Bird Cloud

  • Boilers provide hydronic radiant heat by heating water that is circulated through copper or PEX tubing.

    Boilers Vs. Furnaces | Reuben's Home Inspection Blog

  • To cool a home with hydronic radiant heat, a completely separate forced air system needs to be installed, which dramatically adds to the installation costs.

    Reuben's Home Inspection Blog - Part 2

  • The plumber watched anxiously in case there was a hydronic leak in the underfloor heating system, but all was well.

    Bird Cloud

  • To cool a home with hydronic radiant heat, a completely separate forced air system needs to be installed, which dramatically adds to the installation costs.

    Boilers Vs. Furnaces | Reuben's Home Inspection Blog

  • Boilers provide hydronic radiant heat by heating water that is circulated through copper or PEX tubing.

    Reuben's Home Inspection Blog - Part 2

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