serosa
Americannoun
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Embryology, Zoology.
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the chorion.
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a similar membrane in insects and other lower invertebrates.
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noun
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another name for serous membrane
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one of the thin membranes surrounding the embryo in an insect's egg
Other Word Forms
Etymology
Origin of serosa
1885–90; < New Latin serōsa, feminine of serōsus, equivalent to Latin ser ( um ) serum + -ōsus -ose 1
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.
The serosa is the portion of the alimentary canal superficial to the muscularis.
From Textbooks • Jun. 19, 2013
Both the parietal and visceral serosa secrete the thin, slippery serous fluid located within the serous cavities.
From Textbooks • Jun. 19, 2013
Figure 23.3 Layers of the Alimentary Canal The wall of the alimentary canal has four basic tissue layers: the mucosa, submucosa, muscularis, and serosa.
From Textbooks • Jun. 19, 2013
Instead of serosa, the mouth, pharynx, and esophagus have a dense sheath of collagen fibers called the adventitia.
From Textbooks • Jun. 19, 2013
Ventral plate: a thickening of the blastoderm of an egg from which the embryo, but not the amnion or serosa is formed.
From Explanation of Terms Used in Entomology by Smith, John. B.
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.
