efface(redirected from effaces)
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v. ef·faced, ef·facing, ef·faces
Medicine To cause to become shorter, softer, and thinner during labor: The cervix was effaced as the contractions continued.
Medicine To become shorter, softer, and thinner during labor. Used of the cervix.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.