implantation

[im-plan-tey-shuhn]
noun
1.
the act of implanting.
2.
the state of being implanted.
3.
Pathology.
a.
the movement of cells to a new region.
b.
metastasis, when spontaneous.
4.
Medicine/Medical. the application of solid medicine underneath the skin.
5.
Embryology. the attachment of the early embryo to the lining of the uterus.

Origin:
1570–80; implant + -ation

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World English Dictionary
implantation (ˌɪmplɑːnˈteɪʃən)
 
n
1.  the act of implanting or the state of being implanted
2.  Also: nidation the attachment of the blastocyst of a mammalian embryo to the wall of the uterus of the mother

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American Heritage
Medical Dictionary

implantation im·plan·ta·tion (ĭm'plān-tā'shən)
n.

  1. The act or an instance of implanting.

  2. The condition of being implanted.

  3. 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.
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Example sentences
After mating, implantation is delayed for several weeks.
Those who have no intention of implantation will donate or discard the entire
  embryo.
Ever a perfectionist, she gets a bikini wax for her implantation appointment at
  the fertility clinic.
But supplying that energy resulted in devices too bulky for surgical
  implantation.
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