[foh-toh-muh-kan-i-kuh l]
  1. noting or pertaining to any of various processes for printing from plates or surfaces prepared by the aid of photography.

Origin of photomechanical

First recorded in 1885–90; photo- + mechanical
Related formspho·to·me·chan·i·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for photomechanical


  1. of or relating to any of various methods by which printing plates are made using photography
  1. a final paste-up of artwork or typeset matter or both for photographing and processing into a printing plate
Often shortened to: mechanical
Derived Formsphotomechanically, adverb
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