• IPA: /kəmˈpɒzɪtə(ɹ)/

compositor (plural compositors)

1. A person who sets type; a typesetter.
   • 1892, Walter Besant, “Prologue: Who is Edmund Gray?”, in The Ivory Gate: A Novel, New York, N.Y.: Harper & Brothers, […], OCLC 16832619 ↗:

     Thus, when he drew up instructions in lawyer language […] his clerks […] understood him very well. If he had written a love letter, or a farce, or a ballade, or a story, no one, either clerks, or friends, or compositors, would have understood anything but a word here and a word there.

   • 1938, George Orwell, Homage to Catalonia, Chapter 4,

     All Spaniards, we discovered, knew two English expressions. One was 'O.K., baby', the other was a word used by the Barcelona whores in their dealings with English sailors, and I am afraid the compositors would not print it.

   • 1983, Elizabeth L. Eisenstein, The Printing Revolution in Early Modern Europe, Cambridge University Press, Second edition, 2005, p. 56,

     However late medieval copyists were supervised — and controls were much more lax than many accounts suggest — scribes were incapable of committing the sort of "standardized" error that was produced by a compositor who dropped the word "not" from the Seventh Commandment and thus created the "wicked" Bible of 1631.

2. One who, or that which, composes or sets in order.

   I work as an image compositor.