crosshead

/ˈkrɔsˌhɛd/
noun
  1. A small heading or title within a longer article or document that introduces a new section.
    • The article had a crosshead labeled 'History' to break up the text.
    • Each chapter section begins with a bold crosshead.
    • She added crossheads to make the report easier to read.
  2. A beam or bar that connects parts of a machine, especially in an engine or press.
    • Engineers inspected the crosshead for cracks during maintenance.
    • The press's crosshead moves smoothly along the guide rails.
    • The crosshead in the steam engine transfers motion from the piston to the connecting rod.
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