invaginate
Americanverb (used with object)
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to insert or receive, as into a sheath; sheathe.
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to fold or draw (a tubular organ) back within itself; intussuscept.
verb (used without object)
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to become invaginated; undergo invagination.
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to form a pocket by turning in.
adjective
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folded or turned back upon itself.
verb
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pathol to push one section of (a tubular organ or part) back into itself so that it becomes ensheathed; intussuscept
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(intr) (of the outer layer of an organism or part) to undergo invagination
adjective
Other Word Forms
Etymology
Origin of invaginate
1650–60; < Medieval Latin invāgīnātus, past participle of invāgīnāre to sheathe. See in- 2, vaginate
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
The oligomers cause the nuclei to fold in on themselves, or "invaginate," disrupting the genetic material contained within.
From Science Daily ● Dec. 21, 2023
Such a gastrula, formed mainly by overgrowth of the epiblast, is called an epibolic gastrula, as distinguished from the invaginate gastrula of amphioxus.
From Text Book of Biology, Part 1: Vertebrata by H. G. (Herbert George) Wells
The researchers found that patients with Alzheimer's disease had twice as many invaginated nuclei as people without the condition.
From Science Daily ● Dec. 21, 2023
Each lung is surrounded by an invaginated sac.
From Textbooks ● Jun. 9, 2022
The invaginated section, with the pathogen inside, then pinches itself off from the plasma membrane and becomes a vesicle.
From Textbooks ● Jun. 9, 2022
The embryo of a moth, a dragon-fly or a bug is invaginated into the yolk at the head end, the portion of the blastoderm necessarily pushed in with it forming the amnion.
From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" by Various
B, A section through the same; a, the invaginated proboscis; b, proboscis sheath; c, beginning of the neck; d, lemniscus.
From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg
Further cell-divisions occur, and the invagination becomes deeper, until the invaginating wall nearly touches the wall which has retained its primitive position.
From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Oscar Hertwig
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
