gastrulation

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

noun Embryology.

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

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Origin of gastrulation

First recorded in 1875–80; gastrulate + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for gastrulation

British Dictionary definitions for gastrulation

gastrulation
/ (ˌɡæstrʊˈleɪʃən) /

noun

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

Medical definitions for gastrulation

gastrulation
[ găs′trə-lāshən ]

n.

Transformation of the blastula into the gastrula.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.