crosshead

• اسم له معنيان رئيسيان: عنوان فرعي أو رأس قسم مطبوع داخل متن النص، أو قطعة معدنية تصل بالمكبس وتنزلق على أدلة متوازية لنقل الحركة إلى ذراع التوصيل.

A noun with two distinct meanings: a heading of a subsection printed within the body of a text, or a metal block that connects to a piston, sliding on parallel guides to move a connecting rod back and forth.

1. Subsection headingB2formal

   A heading of a subsection printed within the body of the text, often used to break up long articles or chapters.

   عنوان فرعي

   • The article used crossheads to separate each major point.
   • Each chapter section begins with a bold crosshead.
   • The editor added crossheads to improve readability.

   المرادفاتsubheadsubheading

2. Mechanical componentC1formaltechnical

   A metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth in engines or machinery.

   رأس صليبي

   • The crosshead in the steam engine was carefully lubricated.
   • Engineers inspected the crosshead for signs of wear.
   • The crosshead slides smoothly along the guide rails.