verb (used without object), o·pac·i·fied, o·pac·i·fy·ing.
  1. to become opaque.

Origin of opacify

1910–15; < Latin opāc(us) shaded + -ify
Related formso·pac·i·fi·ca·tion, nouno·pac·i·fi·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

opacification in Medicine


  1. The process of making something opaque.
  2. The formation of opacities.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.