implantation

noun

im·​plan·​ta·​tion ˌim-ˌplan-ˈtā-shən How to pronounce implantation (audio)
1
a
: the act or process of implanting something
b
: the state resulting from being implanted
2
in placental mammals : the process of attachment of the early embryo to the maternal uterine wall

Examples of implantation in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Reinsve plays Zoe, the woman who rents her body for the implantation of Bernal’s wife’s consciousness. Nick Vivarelli, Variety, 22 Aug. 2025 Past studies have observed tissue deformations that suggest cells apply force — when migrating and invading tumors, for example — and Ojosnegros and his team wanted to explore the hypothesis that this also happens in implantation. Leslie Katz, Forbes.com, 17 Aug. 2025 Experiments included both human and mouse embryos, revealing distinct implantation behaviors. Neetika Walter, Interesting Engineering, 16 Aug. 2025 The first successful culture of human embryos beyond implantation was demonstrated in a petri dish in a lab in 2016, but Ojosnegros and his team wanted to see what this process would look like in 3D tissue that was more similar to that of the uterus. Humberto Basilio, Scientific American, 15 Aug. 2025 See All Example Sentences for implantation

Word History

First Known Use

1578, in the meaning defined at sense 1a

Time Traveler
The first known use of implantation was in 1578

Browse Nearby Words

Cite this Entry

“Implantation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/implantation. Accessed 11 Sep. 2025.

Kids Definition

implantation

noun
im·​plan·​ta·​tion ˌim-ˌplan-ˈtā-shən How to pronounce implantation (audio)
1
: the act of implanting something
2
: the process of becoming implanted or the resulting state

Medical Definition

implantation

noun
im·​plan·​ta·​tion ˌim-ˌplan-ˈtā-shən How to pronounce implantation (audio)
: the act or process of implanting or the state of being implanted: as
a
: the placement of a natural or artificial tooth in an artificially prepared socket in the jawbone
b
in placental mammals : the process of attachment of the embryo to the maternal uterine wall

called also nidation

c
: medical treatment by the insertion of an implant

More from Merriam-Webster on implantation

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!