Dictionary.com
definitions
  • synonyms

crosshead

[kraws-hed, kros-]
See more synonyms on Thesaurus.com
noun
  1. Printing. a title or heading filling a line or group of lines the full width of the column.
  2. Machinery. a sliding member of a reciprocating engine for keeping the motion of the joint between a piston rod and a connecting rod in a straight line.
  3. Nautical. a crosspiece on a rudderpost by which the rudder is turned.
  4. Engineering, Building Trades. a transverse timber for transmitting the lifting effort of two or more jackscrews supporting it to the foot of a shore that it supports.Compare shore2(def 1).

Origin of crosshead

First recorded in 1835–45; cross- + head
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cross-heads

Historical Examples

  • There is art in alliterative headlines and startling “cross-heads.”

    The Seven Secrets

    William Le Queux

  • The engine had two vertical cylinders and worked the propelling gear with cross-heads and connecting-rods.

    Historic Inventions

    Rupert S. Holland

  • These bars rest on the cross-heads y, whose pins p act on the bearing boxes of the pressure rolls.

  • If any of the valve-stems should become loose in the cross-heads they may screw themselves either in or out.

    Steam Turbines

    Hubert E. Collins

  • It has been superseded in our day, by improved piston guides and cross-heads, the construction of which in Pg.

    James Watt

    Andrew Carnegie


British Dictionary definitions for cross-heads

crosshead

noun
  1. printing a subsection or paragraph heading printed within the body of the text
  2. a block or beam, usually restrained by sliding bearings in a reciprocating mechanism, esp the junction piece between the piston rod and connecting rod of an engine
  3. nautical a bar fixed across the top of the rudder post to which the tiller is attached
  4. a block, rod, or beam fixed at the head of any part of a mechanism
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012