Noun
One who, or that which, sets type; a compositor; a machine for setting type.
Source: Webster's dictionaryHe found his new center of life in London, where he worked as a typesetter, printer, journalist and publisher. Source: Internet
However, according to one story, a careless typesetter simply made an error. Source: Internet
Proportional-spaced fonts allowed the printer to imitate the non-uniform character widths of a typesetter. Source: Internet