1) General subject: slipper
2) Naval: cross head
3) Engineering: crosshead, fulcrum slide, main head, slide block, sliding block, sliding piece, (сокращение от crosshead) Xhead
4) Mathematics: cross-head
5) Railway term: slide
6) Automobile industry: piston cross-head
Универсальный русско-английский словарь. Академик.ру. 2011.