[verb in-vaj-uh-neyt; adjective in-vaj-uh-nit, -neyt]
- to insert or receive, as into a sheath; sheathe.
- to fold or draw (a tubular organ) back within itself; intussuscept.
- to become invaginated; undergo invagination.
- to form a pocket by turning in.
- folded or turned back upon itself.
Origin of invaginate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- pathol to push one section of (a tubular organ or part) back into itself so that it becomes ensheathed; intussuscept
- (intr) (of the outer layer of an organism or part) to undergo invagination
- (of an organ or part) folded back upon itself
C19: from Medieval Latin invāgīnāre, from Latin in- ² + vāgīna sheath
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
Word Origin and History for invaginate
Online Etymology Dictionary, © 2010 Douglas Harper
- To infold or become infolded so as to form a hollow space within a previously solid structure, as in the formation of a gastrula from a blastula.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.