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gastrulation
noun
gas·tru·la·tion
ˌga-strə-ˈlā-shən
: the process of becoming or of forming a gastrula
Examples of gastrulation in a Sentence
Recent Examples on the Web
Around the 14th day of embryonic development, a key stage in human growth called gastrulation kicks off.
—Kristen V. Brown, The Atlantic, 8 Oct. 2024
In the absence of an ethical consensus, Hanna is at work trying to cultivate his models to the equivalent of day 21, roughly the end of gastrulation.
—Kristen V. Brown, The Atlantic, 8 Oct. 2024
That two-week point is when one of the most crucial stages of development occurs, called gastrulation.
—Philip Ball, Quanta Magazine, 13 June 2023
According to The Guardian, the models are eventually able to reach gastrulation—when the embryo switches from a sheet of cells into distinct cell lines, but still before the heart or brain starts to form.
—Tim Newcomb, Popular Mechanics, 16 June 2023
Hanna acknowledged that he was surprised by how well the embryo models continued to grow beyond gastrulation.
—Philip Ball, Quanta Magazine, 13 June 2023
Then, a specialized process called gastrulation begins, when the embryo cells begin to differentiate into systems to organize the body.
—Bethany Mollenkof, New York Times, 31 May 2022
The first is to study the process known as gastrulation—the point two weeks after conception when embryonic cells begin to differentiate into the body’s more than 200 cell types.
—Jeffrey Kluger, Time, 10 June 2021
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Word History
First Known Use
1879, in the meaning defined above
Dictionary Entries Near gastrulation
Cite this Entry
“Gastrulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gastrulation. Accessed 23 Dec. 2024.
Kids Definition
gastrulation
noun
gas·tru·la·tion
ˌgas-trə-ˈlā-shən
: the process of becoming or of forming a gastrula
Medical Definition
gastrulation
noun
gas·tru·la·tion
ˌgas-trə-ˈlā-shən
: the process of becoming or of forming a gastrula
More from Merriam-Webster on gastrulation
Britannica.com: Encyclopedia article about gastrulation
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