What is opacity?

opacity meaning in Information Science terminology / glossary / dictionary is:

The quality of nontransparency in printing papers, determined by the amount of air space between the fibers, apparent from the extent to which light passes through a sheet. If too thin a paper is used in printing, text and/or illustrations may show through on the opposite side of the page. As a general rule, bright white papers are less opaque than off-white or creamy papers, and matte finish has greater opacity than glazed finish.Also refers to the degree to which ink obscures the color of the surface on which it is printed.


reference: ABC-CLIO