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steam [ˈstiːm]

1 steam noun
  • the hot gas that is created when water is boiled
  • steam that is created by a machine and kept under pressure to provide power —often used before another noun
  • very small drops of water that form on a surface when warm air that contains a lot of water is cooled down

2 steam verb
  • to produce steam
  • to cook, heat, or treat (something) with steam
  • to cause (something, such as a piece of glass) to become covered with small drops of water —usually + up