noun, plural gas·tru·las, gas·tru·lae [gas-troo-lee]. /ˈgæs trʊˌli/. Embryology.
IT’S A WORD OF THE DAY QUIZ BONANZA!
OTHER WORDS FROM gastrulagas·tru·lar, adjectivepre·gas·tru·lar, adjective
Words nearby gastrula
Example sentences from the Web for gastrula
But how is an adult worm or vertebrate formed out of such a gastrula?The Whence and the Whither of Man|John Mason Tyler
The cell-aggregate then differentiates into layers, and forms, in fact, a two-layered sac called a gastrula.Evolution|Joseph Le Conte
The two layers of the gastrula may now be spoken of as ectoderm and entoderm.The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour
Gastrula: that embryonic stage resembling a sac, with an outer layer of epiblastic cells and an inner layer of hypoblastic cells.Explanation of Terms Used in Entomology|John. B. Smith
The formation of the gastrula and behaviour of the blastopore: together with the origin of the hypoblast.The Works of Francis Maitland Balfour, Volume III (of 4)|Francis Maitland Balfour