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  1. steam heat
  2. noun

    • 1. heat produced by steam, especially by a central heating system in a building or on a train or ship that uses steam:

      steam heat from cast-iron radiators

    verb

    • 1. heat (something) by passing hot steam through it, especially at high pressure:

      this process steam-heats the grapes and juice before fermentation
  3. Variation

    • n.: noun: steam heat

    • v.: verb: steam-heat, 3rd person present: steam-heats, gerund or present participle: steam-heating, past tense: steam-heated, past participle: steam-heated