microinjection
noun
mi·cro·in·jec·tion
ˌmī-krō-in-ˈjek-shən 
: injection under the microscope
specifically
: injection by means of a micropipette into a tissue or a single cell
Examples of microinjection in a Sentence
Recent Examples on the Web
It was soon largely replaced by electroporation, cationic lipids, viral capsids, and microinjection.
—
Juergen Eckhardt and George Church, STAT, 1 Feb. 2023
Previously, gene-editing of insects required a microinjection into early embryos.
—Joshua Hawkins, BGR, 18 May 2022
Down the hall from worm world, Levin showed me the lab’s microinjection room.
—Matthew Hutson, The New Yorker, 3 May 2021
Enter the intracranial microinjection instrument (IMI) developed by Miles Cunningham and his colleagues at Harvard.
—Craig W. Stevens, The Conversation, 5 Aug. 2020
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Juergen Eckhardt and George Church, STAT, 1 Feb. 2023
Previously, gene-editing of insects required a microinjection into early embryos.
—Joshua Hawkins, BGR, 18 May 2022
Down the hall from worm world, Levin showed me the lab’s microinjection room.
—Matthew Hutson, The New Yorker, 3 May 2021
Enter the intracranial microinjection instrument (IMI) developed by Miles Cunningham and his colleagues at Harvard.
—Craig W. Stevens, The Conversation, 5 Aug. 2020
Cite this Entry
“Microinjection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microinjection. Accessed 14 Jul. 2025.
Copy CitationMedical Definition
microinjection
noun
mi·cro·in·jec·tion
ˌmī-krō-in-ˈjek-shən
: injection under the microscope
specifically
: injection especially by a micropipette into a tissue or a single cell
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