The term “crosshead” can refer to several meanings depending on the context:
1. **Engineering/Construction**: In the context of machinery or structural engineering, a crosshead is a component that connects and drives the movement between different parts of a machine, often allowing for the conversion of motion from one direction to another.
2. **Typography/Publishing**: In publishing or typesetting, a crosshead refers to a heading or subheading that is set apart from the main body text, usually used to highlight a particular section or topic within an article or document.
3. **Fishing**: In fishing terminology, a crosshead can refer to a specific type of hook or lure.
The specific definition would depend on the context in which the term is used.