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gastrulation

American  
[gas-troo-ley-shuhn] / ˌgæs trʊˈleɪ ʃən /

noun

Embryology.
  1. the formation of a gastrula.

  2. any process, as invagination, by which a blastula or other form of embryo is converted into a gastrula.


gastrulation British  
/ ˌɡæstrʊˈleɪʃən /

noun

  1. embryol the process in which a gastrula is formed from a blastula by the inward migration of cells

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of gastrulation

First recorded in 1875–80; gastrulate + -ion

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:

But studying human gastrulation has proven both technologically difficult and ethically complicated, and thus current approaches have had limited success in expanding our understanding of early human development.

From Science Daily Mar. 23, 2024

One of those layers, the mesoderm, forms during gastrulation and gives rise to muscles, bones, and the circulatory system.

From Science Daily Mar. 23, 2024

"The formation of these centralized Golgi ribbons occurs just before gastrulation, which is the developmental stage at which the embryos establish the fate of different tissues and the body plan of the animal," says Ferraro.

From Science Daily Feb. 29, 2024

The team then identified two parameters -- one related to the initial distribution of cells in an embryo and the other related to cell behavior -- to tweak during gastrulation.

From Science Daily Dec. 15, 2023

When the blastula is fully formed, we have again in this case the important folding or invagination that determines gastrulation.

From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August

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