Croshead or Crosshead: How To spell?
The word Croshead is misspelled against Crosshead, a noun meaning "A beam or bar across the head or end of a rod, etc., or a block attached to it and carrying a knuckle pin; as the solid crosspiece running between parallel slides, which receives motion from the piston of a steam engine and imparts it to the connecting rod, which is hinged to the crosshead."
Crosshead has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings cro & head which should not be misspelled with single 'S'
Wrong Spelling:  cro-s-head  Correct Spelling:  cro-ss-head 
Find more incorrect spellings of Crosshead to spell right way.