- a congenital defect of the palate in which a longitudinal fissure exists in the roof of the mouth, often associated with a cleft lip.
Origin of cleft palate
First recorded in 1840–50
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- a congenital crack or fissure in the midline of the hard palate, often associated with a harelip
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
- A congenital fissure in the roof of the mouth, resulting from incomplete fusion of the palate during embryonic development. It may involve only the uvula or extend through the entire palate.palatoschisis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Incomplete closure of the palate during development of an embryo, resulting in a split along part or all of the roof of the mouth.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.