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Ben Dayalso ben·day or Ben·day (bĕn-dā′)
A method of adding a tone to a printed image by imposing a transparent sheet of dots or other patterns on the image at some stage of a photographic reproduction process.
[After Benjamin Henry Day (1838-1916), American printer.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Printing, Lithography & Bookbinding) to produce using the Ben Day process
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014