[im-plan-tey-shuh n]


the act of implanting.
the state of being implanted.
  1. the movement of cells to a new region.
  2. metastasis, when spontaneous.
Medicine/Medical. the application of solid medicine underneath the skin.
Embryology. the attachment of the early embryo to the lining of the uterus.

Origin of implantation

First recorded in 1570–80; implant + -ation Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for implantation



the act of implanting or the state of being implanted
Also: nidation the attachment of the blastocyst of a mammalian embryo to the wall of the uterus of the mother
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 implantation

1570s, from French implantation, noun of action from implanter (see implant (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper

implantation in Medicine




The act or an instance of implanting.
The condition of being implanted.
The process by which a fertilized egg implants in the uterine lining.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.